Emptying trenches, filling tanks, supplying water for boilers, and all of the above tank refuelling
What do you name a drainage trench?An exclusive variety of floor drain with a predominately trough- or channel-shaped body is known as a trench drain (also known as a channel drain, line drain, slot discharge, linear drain, or strip drain). It is utilised to contain utility lines or industrial pollution as well as for the quick evacuation of surface water.
What makes a trench different from a drain?Aside from what we've mentioned here, the distinction between a French dump and a trench drain is that the former French drain is used for water that is underground, whilst a trench drain redirects extra water from a surfac.e
To know more about drainage trench visit:
https://brainly.com/question/28145439
#SPJ4
_________ is The process of obtaining a spectrum and reading the information it contains
Spectroscopy is the process of obtaining a spectrum and reading the information it contains.
What is spectroscopy?
Spectroscopy is the study of how light and other radiation are absorbed and emitted by materials, and how this depends on the wavelength of the radiation. The study of interactions between particles like electrons, protons, and ions as well as their interactions with other particles as a function of their collision energy has been added to the term more recently. The most fundamental physics theories, such as quantum mechanics, the special and general theories of relativity, and quantum electrodynamics, have all benefited greatly by spectroscopic analysis. Scientific comprehension of the electromagnetic force as well as the strong and weak nuclear forces has been greatly aided by the use of spectroscopy in high-energy collisions.
To know more about spectroscopy, check out https://brainly.com/question/28457917
#SPJ4
The dynamo theory states that Earth's magnetic field is created in the ...
The dynamo theory states that Earth's magnetic field is created in the planet's outer core.
The dynamo theory proposes a mechanism by which a celestial body such as the Earth or a star generates a magnetic field.
Dynamo theory describes the process through which a rotating, convecting and electrically conducting fluid acts to maintain a magnetic field. This theory is used to explain the presence of anomalously long-lived magnetic fields in astrophysical bodies.
There are three requisites for a dynamo to operate:
An electrically conductive fluid medium, Kinetic energy provided by planetary rotation, An internal energy source to drive convective motions within the fluid.
To know more about dynamo theory:
https://brainly.com/question/8760148
#SPJ4
certain minerals are only stable in a small range of temperatures and as such can tell us what temperature the rock metamorphosed at. we call these geothermometry.
Certain minerals are only stable in a small range of temperatures and as such can tell us what temperature the rock metamorphosed at. we call these geothermometry. This statement is false.
The 3 foremost minerals (magnetite, pyrrhotite, and ilmenite) strongly interested in a magnet. Two varieties of rock – serpentine and ironstone are nearly usually magnetic.
As magma or lava cools, those minerals start to shape. At this point, the molten rock has no longer completely solidified, so the magnetic minerals floating inside the molten mass, end up aligned with the magnetic subject.
Water is discovered in interior rocks nearly anywhere, even very deep underneath the earth's floor where it's far particularly warm. The water inside hot rocks may be very warm as well, and when the fluid comes to the earth's floor, it can generate electricity.
Learn more about Rocks here:- https://brainly.com/question/7437433
#SPJ4
a projectile is fired at an angle of 55 above the horizontal and has a maximum up[ward vertical diusplacement
A projectile being fired at 55 degrees after the magnitude of the horizontal component of the projectile's displacement is 40.2m
Initial velocity of projectile (v) = 35 m/s
Given Angle (θ)= 55°
Estimating, horizontal components of velocity
[tex]v_{x}[/tex] = v cosθ
= 35 cos 55°
= 20.1 m/s
Calculating the horizontal components of displacement after t = 2
d₂ = [tex]v_{x}t[/tex]
= 20.1 x 2
= 40.2 m
Projectile motion refers to the motion of an object or particle that is launched into a gravitational field, such as from the surface of the Earth, and travels along a curved path while only being influenced by gravity. An object that is fired into the air and only reacts to the acceleration of gravity is called a projectile.
The projectile's path is the name for the object's trajectory. A projectile is any object that is sent into space with only gravity acting on it. The primary force affecting a projectile is gravity. This doesn't mean that other forces don't have an impact; it just means that they have a much smaller one compared to gravity.
Note that the full question is:
A projectile is fired at an angle of 55° above the horizontal with an initial speed of 35.0 m/s. What is the magnitude of the horizontal component of the projectile's displacement at the end of 2 s?
To learn more about projectile motion: https://brainly.com/question/24216590
#SPJ4
you are working for seti, the search for extraterrestrial intelligence. one day, you receive a radio communication from an alien intelligence. although you cannot understand their language, they have included some photos from an i love lucy episode. the photos allow you to determine that it is the episode in which lucy makes a television commercial on vitameatavegamin. this episode first aired on cbs on may 5, 1952. before running to your supervisor to tell him the news, you quickly determine how far away in light-years the alien civilization is. (enter the maximum possible distance.)
The maximum possible distance in light-years of the alien civilization that sent the radio communication containing photos from the "I Love Lucy" episode "Vitameatavegamin" is approximately 22.1 light-years.
To determine the maximum possible distance in light-years of an alien civilization that has sent you a radio communication containing photos from the "I Love Lucy" episode "Vitameatavegamin," you can use the fact that light travels at a constant speed of approximately 299,792,458 meters per second.
Since the episode "Vitameatavegamin" first aired on May 5, 1952, the maximum possible distance in light-years of the alien civilization would be the distance that light could have traveled in the time since the episode aired.
To calculate this distance, you can use the following formula:
d = c × t
Where d is the distance in meters, c is the speed of light in meters per second, and t is the time in seconds.
To convert the distance from meters to light-years, you can use the conversion factor 1 light-year = 9.46 x 10^15 meters.
Plugging in the values for the speed of light and the time since the episode aired (70 years), we get:
d = 299,792,458 m/s × (70 years × 365 days/year × 24 hours/day × 3600 seconds/hour)
= 2.09 x [tex]10^{17}[/tex] meters
Converting this distance to light-years using the conversion factor above, we get:
d = 2.09 x [tex]10^{17}[/tex] meters / (9.46 x [tex]10^{15}[/tex] meters/light-year)
= 22.1 light-years
Learn more about the distance at
https://brainly.com/question/15172156?referrer=searchResults
#SPJ4
A planet travels in an elliptical orbit around its star, as shown above. Which arrow best shows the direction of the net force exerted on the planet?
The arrow that best shows the direction of the net force exerted on the planet is arrow B.
What is the net force exerted on a planet orbiting the sun?
The net force exerted on an object travelling round the sun is known as gravitational force.
According Newton's law of universal gravitation, every two objects in the universe attract each other with a force that is directly proportional to the product of masses of the objects and inversely proportional to the square of the distance between them.
Fg = Gm₁m₂/R²
where;
m₁ is the mass of the first object (planet)m₂ is the mass of the second object (planet)R is the distance between the two objectsThus, gravity is the primary force that controls the orbit of the planets around the sun and it is directed towards the sun.
Each planet has its own gravity based on the size of the planet and the speed at which it travels round the sun.
Learn more about gravitational force here: https://brainly.com/question/27943482
#SPJ1
calculate the acceleration due to gravity on the surface of the sun. you can find the relevant data in appendix c of the text.
Use these uncertainties to estimate the biggest and smallest possible values you could get for gravity:
g (low) = 2h / ( t + Δt )²
g(high) = 2h / ( t - Δt )²
What is a simple definition of gravity?The force that pulls items toward the center of a planet and other entity is called gravity. Each of the planets are kept in orbits around the sun by gravity.
Briefing:First, choose an area where you can dump your small thing. Drop from a height that is sufficient to reduce the relative proportion of time needed to start and stop the stopwatch but not excessive enough to start affecting the outcome due to air resistance One narrative is a decent middle ground.
The fall distance of the object is measured in meters. The entire course uses metric measurements only!
At least twenty times, time the thing falling.
Use the relationship to get the earth's acceleration owing to gravity (derived from calculus))
g = 2h / t2
where t is the median fall time and h is the fall height.
To calculate your random uncertainty, use your spread in t values:
Δt = (largest duration – lowest duration) / 2.
g (low) = 2h / ( t + Δt )²
g (high) = 2h / ( t - Δt )²
To learn more about gravity visit:
https://brainly.com/question/774528
#SPJ4
The magnetic field inside a 4.0cm diameter superconducting solenoid varies sinusoidally between 8.0T and 12.0T at a freqency of 10Hz.
a) what is the maximum electric field strength at a point 1.5cm from the solenoid axis?
b) What is the value of B at the instant E reaches its maximum value
E max = 0.942 V/m is the maximum electrical field amplitude at a position 1.5 cm away from the solenoid axis.
An electric field is what?The physical force that surrounds ionised objects and exerts force on every other energetic particles with in field, either attracting of repel them, is known as an electric field (or E-field). It can also refer to a collection containing charge particles' physical field.
Briefing
Diameter, D, equals 4 cm = 400 parts per million m
R = d/2 ≈ 0.04/2 = 0.02 metres for the circumference.
The electric potential is provided by Faraday's law;
Frequency; f = 10 Hz
From Faraday’s law, the electric field is given by;
E = -(r/2)(dB/dt)
We can formulate the magnetic field's equation as follows based on the magnetic field's variation:
B(t) = B_c + B_o*sin (2πft)
B(t) = 2sin(2*10t) + 10
Thus;
dB/dt = 40π cos 20πt
When cos 20t = -1, the electric field is at its maximum value.
(dB/dt)_max = -40π
Thus, with respect to the solenoid axis, at r = 1.5 centimeter = 0.015 m, we obtain;
E = -(0.015/2) × -40π
E = 0.942 V/m
when light strikes a window pane some rays will be reflected back and forth in between the two glass surfaces. why do these reflected rays not produce visible colored interference fringes?
Yes, and the colors you see will now be the colors your eye perceives when you see the wavelengths producing the interference patterns.
In physics, the wavelengths is the length over which a periodic wave repeats or its spatial period. It is the separation between neighboring wave points that correspond to the same phase, such as two adjacent crests, troughs, or zero crossings. It is a property of both traveling waves and standing waves as well as other spatial wave patterns. The spatial frequency is the wavelength's reciprocal. The Greek letter lambda (), which represents wavelength, is frequently used. When describing modulated waves, their sinusoidal envelopes, or waves created by the interference of several sinusoids, the term wavelength is also occasionally used.
Wavelength is inversely related to frequency for a sinusoidal wave flowing at a constant speed.
Learn more about wavelengths here:
https://brainly.com/question/4112024
#SPJ4
The reflected rays of light do not produce visible colored interference fringes in a window because the glass structure of a window pane prevent.
In the case of the window pane, it is true that the light is still reflected on the front and rear surface of the glass. the reflecting medium need to have a thickness that the that is comparable to the wavelength of light. windows are simply too thick. Due to the structure of glass, No Interference. In the case of thin film both reflected rays belong to the same waveform. light striking a film is partially reflected and partially refracted at the top surface. the refracted ray is partially reflected at the bottom.
to know more about reflected rays please visit.
https://brainly.com/question/3764651
#1234
Treating the nucleus as a Fermi gas, estimate the time it takes for a typical bound nucleon to cross the nucleus. Now, calculate the time for one revolution of a rigid rotor with j=2, I=5000amu fm2, and A= 208. You may find this helps justify the Nilsson model, where we treat the nucleon as if its orbiting around an essentially stationary rotor.
The time taken for one revolution of a rigid rotor to cross the nucleus is 6,240,000×10⁻¹⁵ sec .
Microwave rotational spectroscopy utilizes microwave radiation to quantify the energies of rotational advances for atoms in the gas stage. It achieves this through the communication of the electric dipole snapshot of the particles with the electromagnetic field of the astonishing microwave photon.
To test the unadulterated rotational advances for particles, researchers use microwave rotational spectroscopy. This spectroscopy uses photons in the microwave reach to cause changes between the quantum rotational energy levels of a gas particle.
We know that time taken to complete one revolution of a rigid rotor is
given by the formula J×(J+1)× B × h
where J is rotational quantum number,
B or I is rotational constant
and h or A is value of atomic mass of the nucleus.
So, on putting we get
=>t=2×(2+1)×5000×208
=>t=2×3×5000×208
=>t=6,240,000fm-sec or
=>t=6,240,000×10⁻¹⁵ sec
Hence, required time is 6.240,000×10⁻¹⁵ sec .
To know more about nucleus, visit here:
https://brainly.com/question/17704494
#SPJ4
(a) Suppose a blood vessel’s radius is decreased to 89 % of its original value by plaque deposits and the body compensates by increasing the pressure difference along the vessel to keep the flow rate constant. By what factor must the pressure difference increase? (b) If turbulence is created by the obstruction, what additional effect would it have on the flow rate?
a). The pressure along the vessel in order to keep the flow rate at constant is 89 pascal.
b). Turbulence try to decreases flow rate, so that the pressure must need to increase after more to compensate at 89%.
The primary unit of stress is the pascal, described because the stress exerted through a pressure of 1 newton perpendicularly upon a place of 1 rectangular metre. In North America, however, the United States Customary System is preferred.
This is primarily based totally on Imperial devices which includes the pound (lb) and inch (in) or foot (ft). First, the resistance of float is inversely associated with the radius of the pipe. In different words, because the radius increases, there's extra room for the fluid to float through, and consequently the float charge increases.
a). Let x be the radius
then [tex]r_{2}[/tex] = x-89
pressure is inversely proportional to radius so, since pressure is constant there will be no change.
[tex]\frac{p_{2} }{p_{1} } =\frac{r_{1 }}{r_{2} } }\\\\\frac{p_{1} }{p_{1} } = \frac{x }{x-89+p } }\\\\\\1 = \frac{x }{x-89 } }\\\\x-89+P=x\\p=89[/tex]
So, pressure =89 pascal
b). Turbulence try to decreases flow rate, so that the pressure must need to increase after more to compensate at 89%.
To learn more about Pressure, refer: brainly.com/question/28012687
#SPJ4
protons having a kinetic energy of 5.20 mev are moving in the positive x-direction and enter a magnetic field of 0.0550 t in the z-direction, out of the plane of the page, and extending from x. 0→x=1m as shown in Fig.
a. Calculate the y-component of the protons' momentum as they leave the magnetic field.
b. Find the angle ϕ between the initial velocity vector of the proton beam and the velocity vector after the beam emerges from the field. Ignore relativistic effects and note that 1eV=1.60×10−19J.
a) The y-component of the protons' momentum as they leave the magnetic field is 8.8 x 10-21 kg m/s
b) The angle ϕ between the initial velocity vector of the proton beam and the velocity vector after the beam emerges from the field is 9.812821°
Since are given with the kinetic energy of 5.20 Mev (8.32X 10^-13J), and a magnetic field of 0.0550 t in the z-direction.From the diagram we can see that, p(Y) =mv sin θ
=> sin θ =1/R , where R = mv/eB
=>sin θ = eB/mv
=>eB= mv sin θ
=> Py(the momentum) = eB =1.60×10−19J*0.0550 = 8.8 x 10-21 kg m/s .In the second case, sin θ = eB/mv, since the kinetic energy is 5.20 Mev
=>1/2 mv² = 5.20 mev = 8.33132e⁻¹⁹
=> v = √(2* 8.33132e-19 / 1.6 x10⁻²¹) = 32.27 m/s²
Now sin φ = eB/mv
=>sin φ = 8.8 x 10-21/ 1.6 x10^-21* 32.27 = 0.17043
=>φ = sin-1(0.17043) = 9.812821°
To know more about momentum refer to the link brainly.com/question/24030570
#SPJ4
The index of refraction of a glass plate is 1.60. What is the Brewster's angle when the plate isin the following substances?(a) air1°(b) water2
The Brewster's angle when the plate is in the air is 58° and 50° when in water for the given refractive index of the glass plate.
What is Brewster's angle?
In most cases, at least a portion of the optical power of the light is reflected when it strikes a flat boundary between two different transparent materials. However, given a specific incidence angle known as Brewster's angle.
What is Refractive Index?The refractive index of an optical material is a dimensionless quantity that indicates how well that material bends light. The refractive index controls how much light is refracted or curved when it enters a medium.
Calculations:
Brewster angle
θB = tan-1 (n2 /n1)
For air
θB= tan-1 (1.60 /1)
= 58°
For water
θB = tan-1 (1.60 / 1.33) =50.2°
Hence, Brewster's angle when the plate is in the air is 58° and 50° when in water for the given refractive index of the glass plate.
To know more about Brewster's angle, check out:
https://brainly.com/question/28274806
#SPJ4
I have multiple voltage sources of different rating like 5V,6V,1V and 20V draw schematic diagram using these sources to power a light of rating 11 volt
Answer:
add molecules
Listed following are several astronomical objects. Rank these objects based on their diameter, from largest to smallest. (Note that the neutron star and black hole in this example have the same mass to make your comparison easier, but we generally expect black holes to have greater masses than neutron stars.)
Largest Diameter
- main-sequence star of spectral type A
- Jupiter
- one-solar-mass white dwarf
- the moon
- a two-solar-mass neutron star
- the event horizon of a two-solar-mass black hole
Smallest Diameter
Feedback: Correct
The main-sequence star is obviously much larger than a planet such as Jupiter. A one-solar-mass white dwarf is about the size of Earth, which makes it larger than the Moon. A neutron star will be larger than a black hole of the same mass, because while light can escape from a neutron star, the same mass in a black hole must be more concentrated so that its gravity is strong enough to prevent light from escaping.
Objects based on their diameter, from largest to smallest are:
-main-sequence star of a spectral type A
-Jupiter
-a one-solar-mass white dwarf
-the Moon
-a two-solar-mass neutron star
-the event horizon of a two-solar-mass black hole
Earlier than then, observers had seen best 5 planets-Mercury, Venus, Mars, Jupiter, and Saturn. The sun is a celeb and is the most important object in the sun gadget. Its diameter is ready 1.4 million km. The sun is made normally of hydrogen gasoline.
From largest to smallest they're Universe, galaxy, sun machine, celebrity, planet, moon, and asteroid.
Astronomers at the NANOGrav Physics Frontiers middle have found the biggest neutron star ever recorded, which is nearly too huge to be in life. The pulsar, J0740+6620, is 2.17 times the mass of the sun and has a diameter of about 15 miles.
Learn more about astronomical objects here:- https://brainly.com/question/28113233
#SPJ4
what happens when there are extreme differences in air pressure and temperatures? view available hint(s)for part a what happens when there are extreme differences in air pressure and temperatures? when there are extreme differences in air pressure and temperatures, hurricanes are formed. when there are extreme differences in air pressure and temperatures, slight winds often occur, resulting in light rain and some hail. when there are extreme differences in air pressure and temperatures, it results in a rapidly moving warm front. when there are extreme differences in air pressure and temperatures, it creates a stationary front. when there are extreme differences in air pressure and temperatures, violent storms often occur, including hailstorms and tornadoes.
Violent storms occur, including hailstorms and tornadoes. Warmer and cooler air masses are in constant motion because atmosphere is trying to equalize temperatures and pressure.
What happens when extreme differences in air pressure and temperatures occurs?High-pressure systems are generally associated with clear weather. Weather pattern characterized by low air pressure, is a result of warming. Low-pressure systems are associated with storms.
Air temperature determines amount of humidity in air mass. Colder air masses absorb less water vapor than hot air masses and the increased levels of water vapor in humid air are associated with thunderstorms and hurricanes. Wind occurs due to differences in pressure.
To know more about effect of air pressure and temperature, refer
https://brainly.com/question/2353923
#SPJ4
a 31000-kg open railroad car, initially coasting at 0.925 m/s with negligible friction, passes under a hopper that dumps 120000 kg of scrap metal into it.
The final velocity of the loaded freight car is [tex]$0.182 \mathrm{~m} / \mathrm{s}$[/tex].
What is Velocity?
Velocity is the directional speed of an object in motion as an indication of its rate of change in position as observed from a particular frame of reference and as measured by a particular standard of time
The mass of freight car, m₁ = 31000-kg
Velocity of freight car, u₁ = 0.925 m/s
Mass of hopper, m₂ = 120000 kg
(a) Let[tex]$v$[/tex] is the final velocity of the loaded freight car. Initial momentum of the car before the dump, [tex]$p_i=31000 \mathrm{~kg} \times 0.925 \mathrm{~m} / \mathrm{s}=28,675 \mathrm{~kg}-\mathrm{m} / \mathrm{s}$[/tex]
Final momentum, [tex]$p_f=(31000 \mathrm{~kg}+ 120000 \mathrm{~kg}) v=1,51,000\mathrm{v}$[/tex]
According to the conservation of momentum,
initial momentum = final momentum
[tex]25500 \mathrm{~kg}-\mathrm{m} / \mathrm{s}=140000 \mathrm{v}$$v=0.182 \mathrm{~m} / \mathrm{s}$[/tex]
So, the final velocity of the loaded freight car is [tex]$0.182 \mathrm{~m} / \mathrm{s}$[/tex].
To learn more about Velocity visit:https://brainly.com/question/18084516
#SPJ4
Jan Baptista van Helmont's famous experiment incorrectly showed that the plants produce most of their mass from:
Jan Baptista van Helmont's famous experiment incorrectly showed that the plants produce most of their mass from water.
In physics, mass is used to express inertia, a property common to all matter. In essence, it is the resistance of a mass of matter to changing its course or speed in response to the application of a force. The more mass a body has, the less of a change an applied force makes. Using Planck's constant, the kilogram, the ISU's unit of mass, is equivalent to 6.62607015 1034 joule seconds (SI). One kilogram is multiplied by one square meter per second to produce one joule. Since the second and the meter have already been defined in terms of other physical constants, the kilogram is determined by precise measurements of Planck's constant.
To know more about mass visit : brainly.com/question/6782334
#SPJ4
the op-amp circuit that has a capacitor as the feedback component and resistor at the inverting input is called a(n) . unity follower differentiator integrator summing amplifier
An integrator is an operational amplifier (op-amp) circuit with a resistor at the input terminal and a capacitor serving as the feedback component.
What purpose does a capacitor serve?A capacitor is an insensitive electric component that contains an electrostatic signal of energy. Two components that are arranged close to and are electrically insulated from one another make up a capacitor, a device used to store electrical energy. A linear capacitor is a simple example of one such flash drive.
What rules the basic operation of a capacitor?A capacitor works under the assumption that its permeability increases as a single conductor is brought close to another conductor. The upshot is that the structure has two major plates that are offset against one another and pointed in different directions.
To know more about capacitor visit:
https://brainly.com/question/17176550
#SPJ1
A 15.0 kg penguin waddling east at a velocity of 7.0 m/s collides with a stationary 10.0 kg penguin. After the collision the 15.0 kg penguin is traveling at a velocity of 4.2 m/s 20.0o S of E.
a. What is the velocity of the 10.0 kg penguin after collision?
b. is this collision elastic or inelastic?
The velocity of the 10.0kg stationary penguin after collision with a 15.0 kg penguin which has a velocity of 7.0m/s is 4.2m/s and the collision is inelastic.
Whether it is an elastic or nonelastic collision is the momentum of the system will remain the same, which is also known as the law of conservation of momentum
m1v1+m2v2 = m1u1+m2u2
where,
m1 = mass of the first object
m2= mass of the second object
v1= velocity of the first object before the collision
v2=velocity of the second object before the collision
u1=velocity of the first object after collision
u2=velocity of the second object after collision
So,
15×7 +10×0 = 15×4.2 +10×u2
⇒105 = 63 + 10×u2
⇒u2 = 4.2
Since in this whole process the loss of kinetic energy is happening via the form of heat, light, and sound so it is an inelastic collision
Learn more about inelastic collision :
https://brainly.com/question/2990238
#SPJ4
44Point Question and Brainliest.
two people need to answer or it won't let me give Brainliest.
During WWII Allied forces dropped food on German-occupied, famine-inflicted Netherlands called Operation Manna and Operation Chowhound. Food was dropped in bags from planes flying low (~ 400 ft). There were no parachutes. From a physics perspective imagine the food hitting the ground and how it would be different if parachutes were attached to the bags of food.
In three to five sentences, explain how the real and imagined scenarios falls compare. Include the effects of gravity, mass, and air resistance.
In the real scenario, the bags of food would have been dropped from the planes without parachutes, so they would have fallen to the ground under the force of gravity.
How will the real and imagined situation compare?The food bags would have been dropped from the planes in the real scenario without parachutes, allowing gravity to bring them to the ground. They would have fallen faster because of the acceleration brought on by gravity. Air resistance would have caused the bags to descend a little more slowly as well. Depending on their mass and speed when they hit the ground, they would have impacted with a specific amount of kinetic energy.
The food bags would have been dropped with parachutes attached in the imagined scenario. The bags' descent would have been slowed by the parachutes, lowering the acceleration brought on by gravity. This would have decreased the bags' kinetic energy and speed before they touched the ground. The bags would have encountered air resistance as well, but due to the slower speed, this would have been less noticeable. If the bags had been dropped with parachutes, they would have landed with less force and kinetic energy overall.
Learn more about gravity on:
https://brainly.com/question/557206
#SPJ1
which of the following graphs best predicts the solar energy output in the country in the northern hemisphere in december?
B graphs best predicts the solar energy output in the country in the northern hemisphere in December.
Any form of energy produced by the sun is known as solar energy.
Nuclear fusion occurs in the sun, which is how solar energy is produced. When two hydrogen atoms hit forcefully and combine to form a helium atom at the sun's core, fusion takes place.
This procedure, also referred to as a PP (proton-proton) chain reaction, produces a significant quantity of energy. The sun's core burns around 620 million tons of hydrogen per second. Other stars that like our sun in size experience the PP chain reaction, which supplies them with constant energy and heat. On the Kelvin scale, these stars have a temperature of roughly 4 million degrees (about 4 million degrees Celsius, 7 million degrees Fahrenheit).
Learn more about solar energy here:
https://brainly.com/question/18175736
#SPJ4
(True or False) A 5-kg chunk of aluminum and a 5-kg block of silver that are at the same temperature have the same thermal energy. Heat flows from a higher temperature to a lower temperature. Different materials need the same amount of heat to have similar changes in temperatures.
Aluminum and silver of 5 kg mass have different thermal energies at the same temperature. Heat moves from a higher to a lower temperature.
Various materials need varying amounts of heat to have similar changes in temperature. When two items with different temperatures come in contact with one another, energy moves from the hotter (higher temperature) object to the cooler (lower temperature) object until both objects reach the same temperature. Temperature change is one of the main outcomes of heat transfer: heating raises the temperature while cooling lowers it.
To learn more about thermal energy click here https://brainly.com/question/11278589
#SPJ4
which of the following is the most important reason to astromomers for studying asteroids, comets, and dwarf planets?
The most important reason astronomers for studying asteroids is to trace solar system evolution.
what are asteroids?Small, stony objects called asteroids orbit the Sun. Despite orbiting the Sun similarly to planets, asteroids are far smaller than planets. Small, stony objects called asteroids orbit the sun. Despite orbiting the sun similarly to planets, asteroids are far smaller than planets.
What are comets called?Depending on whether a comet has more ice or rocky debris, scientists may refer to them as dirty cannonballs or snow dirtballs, according to NASA. Amazing images of Comet NEOWISE taken from space and the Earth are related.
to know more about asteroids visit:
https://brainly.com/question/19161842
#SPJ4
Wind gusts create ripples on the ocean that have a wavelength of 5.00 cm and propagate at 2.00 m/s. What is their frequency?
The frequency of the wave of the wind gusts is determined as 40 Hz.
What is frequency of a wave?The frequency of a wave is the number of waves that pass a fixed point in a given amount of time. In other words, is the number of cycles completed by a wave in a given time period.
Mathematically, the relationship between frequency, velocity and wavelength of a wave is given as;
v = fλ
f = v / λ
where;
f is the frequency of the wavev is the velocity of the waveλ is the wavelengthf = (2 m/s) / (0.05 m)
f = 40 Hz
Learn more about frequency here: https://brainly.com/question/10728818
#SPJ1
5. A 1500-kg car makes a u-turn with a radius of 25m. If the coefficient of static friction between the tires and the road μs = 0.42, what is the greatest speed the car can have without skidding (m/s)?
The maximum speed of the car was found to be 10.14 ms-1.
Define coefficient of static friction ?
A number that expresses how sticky an object is to its contact surface while it is stationary is known as the coefficient of static friction.
It is the ratio of the normal force imposed on the body to the static friction present between two contact surfaces.
Consider the three categories of dry friction: rolling friction, kinetic friction, and static friction.
Generally speaking, rolling friction and kinetic friction coefficients are lower than the coefficient of static friction.
Because static friction is greater than kinetic friction and rolling friction, this is the case.
This suggests that if an item is immobile, it will take greater effort to start it moving.
Rolling friction often has the least friction since it is greater in kinetic friction than rolling friction.
Fr=μs|n|
g=9.81
Fc=mv^2max/R
mv^2max/R=μsmg
v^2max=μsgR
vmax=√(0.42)(9.81)(25)
=√103.005
vmax =10.14 ms-1
The maximum speed of the car was found to be 10.14 ms-1.
To learn more about static friction follow the given link:
https://brainly.com/question/13680415
#SPJ1
briefly outline the eight trace minerals reviewed in this week's readings, highlighting their primary function in the body and major food sources.
Answer:
college money
Explanation:
n empty bottle has a mass of 35.00 grams. When filled with water, it has a mass of 98.44 grams. Of the same bottle is filled with a different fluid, the mass is 89.22 grams. What is the specific gravity of this other fluid
The specific gravity of the liquid is 0.85
What is specific gravity of a liquid?The specific gravity of a liquid is the relative weight of that liquid compared to an equal volume of water. It can also be called relationship density. Specific gravity has no unit
Therefore specific gravity of a liquid = weight of the liquid/ weight of water OR mass of the liquid / mass of water.
Mass of water = 98.44-35.00 = 63.44g
mass of the liquid = 89.22-35.00 = 54.22
Therefore the specific gravity of the liquid = 54.22/63.44= 0.85
learn more about specific gravity from
https://brainly.com/question/13258933
#SPJ1
What are the units used to measure mass and weight?; Are mass and weight measured in the same units?; What unit is mass measured in kilograms pounds Newton's?
Kilogram are the units used to measure mass and weight. The same units are used to measure mass and weight. A body's mass can be thought of as a measurement of its amount of matter.
And the SI unit of mass is Kilogram (kg). Weight is a measurement of how much gravity is pulling on a body. Weight is calculated using the method w = mg. Each item in physics has a unit that establishes its common measurement. Consequently, a physical quantity like mass has a unit as well. In International systems, SI, the mass is measured in Kilograms symbolised by symbol kg. Weight in this context is a vector quantity denoted by N and measured in Newton.
Learn more about Kilogram here
https://brainly.com/question/17940519
#SPJ4
the current i in a long, straight wire is constant and is directed toward the right as in (figure 1). conducting loops a, b, c, and d are moving, in the directions shown, near the wire.
Answer: The directions shown, near the wire is moving anticlockwise
Explanation:
When the current in the wire AB decreases, the magnetic flux linked with the loop (which is out of the page) will decrease. Hence, the current induced in the loop must be anticlockwise to oppose the decrease in magnetic flux.
Find More: https://brainly.in/question/12588999?referrer=searchResults
#SPJ4
