please i need detaailed explanation
This is a continuation of the first question.
Answer:
1Farahd
The equivalent capacitance in parallel 6F is now in series with
3F - 2F = 1F
Liam is two-years old. His mother is concerned about his behavior. Liam is very different from how his sister Briana was when she was his age. He does not make eye contact. When she smiles at him, he doesn’t smile back. He doesn’t seem to like her hugging or kissing him. It seems that Liam has
Answer:
Autism
Explanation:
Those are some symptoms of autism that you described
Answer:
Autism is the answer
What protects you from getting a shock when you touch a live wire?
A grounding wire
B circuit breaker
C fuse
D insulation
Answer:
Insulation protects you. Thats because the insulation will make a wall almost where the electrons cannot travel through. So when you touch the insulation on a live wire your SAFE. Insulations may include rubber, wood, and air.
Answer:
I'm pretty sure its insulation
Explanation:
1. Suppose you had come along before Mendeleev and were tasked with
organizing the elements into a pattern others could understand. Describe your
arrangement and how you would determine where elements would be placed.
Can you think of any problems your design might create?
2. The first periodic table was organized according to atomic mass, but the
current periodic table is arranged according to atomic number. What is the
difference between atomic mass and atomic number, and why is the atomic
number now the basis for the periodic table?
3. How would the periodic table look differently if it was arranged according to
atomic mass? Focus on Periods 1-4 to complete your answer.
Answer:
1. There would be two different tables, one arranged by mass and the second arranged by the chemical reactions the elements are known for
2. a. The difference is that the atomic mass is fixed and is 2 or more times the atomic number which is variable
b. The atomic number is the bases of the periodic table because it reflects the unique identity as well as the chemical and physical properties of the atoms more than the atomic number
3. The table formed by the atomic mass is not representative of the chemical properties of the elements
Explanation:
1. The elements would have been arranged by mass and by order of reaction such that there would be two tables where the first table will list all the known elements arranged by mass and the second table will group the elements in the order in which they can react or the kinds of compounds they can form such as oxides, nitrides etc
2. a. The atomic number, Z, is determined by the definitive number of protons contained in the nucleus of an atom and it is used for the classification of an atom as a particular element based on the its equivalent atomic number
The atomic number defines the chemical behavior of an an element because it is equal to the number of electrons present in a neutral atom
The atomic mass or mass number, A, is the total of the mass of the protons and the neutrons present in an atom
The neutron is electrically neutral, allowing its quantity to vary without significantly impacting on the chemical behavior of the atom, hence two different elements can have the same number of neutrons
Therefore, the difference is that the atomic mass is fixed and is 2 or more times the atomic number which is variable
b. The atomic number is the bases of the periodic table because it reflects the unique identity as well as the chemical and physical properties of the atoms more than the atomic number
3. If the periodic table was arranged according to the atomic mass, we would have;
Groups
H
He Li B C O F Na
Be N Ne Mg S Ar Sc
O Si Ca Ti Zn Se
It is seen that the above table is not representative of the chemical properties of the elements.
What other types of energy are present when turning a generator that were not mention in question ? Explain where in the process they are present . ( Types of energy : Heat , light , sound , radiant , chemical
PLEASE HELP!!
Answer:
When an object is in motion, there is energy associated with that object. Why should that be the case? Moving objects are capable of causing a change, or, put differently, of doing work. For example, think of a wrecking ball. Even a slow-moving wrecking ball can do a lot of damage to another object, such as an empty house. However, a wrecking ball that is not moving does not do any work
(hope it helps :p )
How does the electric force between two charged objects change when the
distance between the objects increases?
Answer:
When the electric force between two charged objects change, the distance between the objects increases in Iicreasing the separation distance between objects and decreases the force of attraction or repulsion between objects.
Hope it helps.
A man of mass 60kg climbs up a 20m long staircase to the top of building 10m high. What is the work done by him
Answer:
mass=60kg
h=20m
g=10m/s²
here the work done by the body is equal to its potential energy
work done=P.E.
As we know that P.E.=mgh
putting values
P.E.=60kg×20m×10m/s²
P.E.=1200kgm×10m/s²
P.E.=12000Nm
so the work done by the body is 12000Nm
A machine with a 5-N input force and a 25-N output force has a mechanical advantage of (I point)
02
05.
O20.
O125
Answer:
020
Explanation:
Compare and contrast a series circuit with a parallel circuit. Be sure to
discuss how the wires are connected, how the electrons flow from the
battery how the bulbs work, and what a switch does.
If 10,000 J of work was done to raise a 225 kg box, how high was the box raised?
Answer:
Explanation: Work=force×distance
W=F×S where W=10,000J, F=m×g=225 kg×10 N/kg= 2250 N
⇒S=W/F
= 10000/2250
= 4.44 m
The box will be raised 4.53 m
What is work done ?Work done is defined as the product of component of the force in the direction of the displacement and the magnitude of this displacement .
Work done = F .s = Fs cos (theta)
F = mg
s =h
theta = 0°
cos (theta) = cos 0 = 1
hence , work done = m*g*h
Potential energy is stored in the form of work done
potential energy = work done to raise the box = m*g*h
given
mass (m) = 225kg
work done(WD) = 10,000 J
height (h) = ?
potential energy = m*g*h
10,000 J= 225kg * 9.8m/s^2 * h
h = 4.53 m
The box will be raised 4.53 m
learn more about work done
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What is nuclear energy?
A. Stored energy due to an object's location or position
O.B. Energy carried by moving electrons
O C. Energy due to an object's motion
O D. Energy released from atoms
Answer:
the answer from nod energy from atoms
HELP PLEASE GIVING 30 POINTS AND BRAINLIEST DUE VERY SOON!!
Answer:
3 is your anwser
Explanation:
Which situation will the lowest resistance occur
The correct choice is ' C '.
-- Shorter wire has less resistance than longer wire.
-- Thicker wire has less resistance than thinner wire.
-- Colder wire has less resistance than hotter wire.
6. How is work related to kinetic energy?
Answer: Energy should be transferred to an object in order to move it. This amount of energy transferred by the force to move an object is called work or work done. Thus, the relation between Work and Energy is direct. That is, the difference in the Kinetic energy of an object is work done by an object. OR
The principle of work and kinetic energy (also known as the work-energy theorem) states that the work done by the sum of all forces acting on a particle equals the change in the kinetic energy of the particle. The kinetic energy of the block increases as a result by the amount of work.
Explanation:
At which point is the potential energy the greatest? At which point is kinetic energy the greatest?
Answer:
Kinetic energy is greatest at the lowest point of a roller coaster and least at the highest point.
hope it helps you make me as brainlylistPotential energy will be greatest at the points A and G, and kinetic energy will be greatest at the point D.
• The energy possessed by an object due to its motion is termed as the kinetic energy. On the other hand, the energy stored within an object because of its position relative to some zero position is known as the potential energy of the object.
• Kinetic energy is highest when the velocity is the highest, in the case of pendulum, this takes place at the bottom. In the given case, that is, at point D.
• If kinetic energy is highest at point D, then at the same point potential energy will be the lowest.
• Therefore, potential energy would be highest at its highest point on each of the side of its motion where it remains stationary for some time, that is, at point G and A.
Thus, kinetic energy would be highest at point D, and potential energy would be highest at the points A and G.
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Which object would have the most kinetic energy?
O A. An elephant sitting at the top of a cliff
B. A sloth hanging from a tall tree
C. A mouse running at 11 km/h
D. A zebra running at 10 km/h
Answer:
D
Explanation:
Answer:
It is D
Explanation:
Because kinetic energy ALSO depends on mass (weight) so it has to be moving and has to have weight in order to be called kinetic energy.
Variations to the forehand stroke are not allowed. True False
What happens to the average kinetic energy of water molecules as water freezes
A. It increases as the water releases energy to its surroundings
B. It increases as the water absorbs energy from its surroundings
C. It decreases as the water releases energy to its surroundings
D It decreases as the water absorbs energy from its surroundings
Answer:
C. It decreases as the water releases energy to its surroundings
Explanation:
The energy that is possessed in the body because of the motion is said to be kinetic energy. When the water freezes, the kinetic energy of the water molecules decreases as the particles stop motion. The energy is released in the surrounding. Freezing takes place when the liquid molecules slow down and lose the kinetic energy to form the solid crystals.
Frames of Reference Practice Solutions
A girl is on a train that is headed East at 100 miles per hour. The girl is walking at 5 miles per hour
toward the back of the train.
1.
What is the speed and direction of the train if the girls is the frame of reference?
Answer:
5 mph East.
Explanation:
If the girl is the frame of reference, we need to check the train's relative movement to the girl.
If the girl was not moving inside the train, the speed of the train would be zero, because the train and the girl would be moving together with the same speed and direction.
If the girl is moving 5 mph toward the back of the train, the movement of the train should be calculated considering the girl is fixed (not moving).
So the direction of the train movement would be the inverse of the girls movement (the girl is going West), then the speed and direction of the train is 5 mph and East.
what is the momentum of a bowling ball with mass of 8.9 kg and a speed of 6.0 m / s
Answer:
The momentum of the bowling ball is 53.4 kg-m/s.
Explanation:
We have,
Mass of a bowling ball is 8.9 kg
Speed of the ball is 6 m/s
It is required to find the momentum of the ball. The momentum of an object is given in terms of its mass and speed as :
p = mv
[tex]p=8.9\times 6\\\\p=53.4\ kg-m/s[/tex]
So, the momentum of the bowling ball is 53.4 kg-m/s.
Consider a situation where the acceleration of an object is always directed perpendicular to its velocity. This means that
(A) the object is increasing speed.
(B) the object is decreasing speed.
(C) the object is not moving.
(D) the object is turning.
(E) this situation would not be physically possible.
Answer:
this situation would not be physically possible
Which statement correctly describes gravity?
O an attractive force that acts between all objects through contact
O an attractive force that acts between all objects without contact
O a repulsive force that acts between all objects through contact
a repulsive force that acts between all objects without contact
The second one is best. Gravity is an attractive force that acts between all objects, whether they're in contact or not.
Gravity is an attractive force that acts between all objects, whether they're in contact or not.
What is gravity?Gravity, also called gravitation, in mechanics, is the universal force of attraction acting between all matter. It is by far the weakest known force in nature and thus plays no role in determining the internal properties of everyday matter.
On the other hand, through its long reach and universal action, it controls the trajectories of bodies in the solar system and elsewhere in the universe and the structures and evolution of stars, galaxies, and the whole cosmos.
On Earth, all bodies have a weight, or downward force of gravity, proportional to their mass, which Earth’s mass exerts on them. Gravity is measured by the acceleration that it gives to freely falling objects. At Earth’s surface, the acceleration of gravity is about 9.8 metres (32 feet) per second per second.
Thus, for every second an object is in free fall, its speed increases by about 9.8 metres per second. At the surface of the Moon, the acceleration of a freely falling body is about 1.6 metres per second per second.
Hence Gravity is an attractive force that acts between all objects, whether they're in contact or not.
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the skeletal system serves all the following functions except
Answer:
The major functions of the bones are body support, facilitation of movement, protection of internal organs, storage of minerals and fat, and hematopoiesis. Together, the muscular system and skeletal system are known as the musculoskeletal system.
your question seems incomplete. Kindly give the full question so that it helps :)
Answer:
D.
producing ligaments and tendons
Explanation:
Isabela is an astronomer studying stars A and B. Star A is farther away from Isabela and yet when Isabela observes the stars, the stars appear to have the same brightness. Which would be the best explanation for this? The stars have the same luminosity. Star A is more luminous than star B. Star B is more luminous than star A.
Answer: star A is more luminous
Explanation:
Answer:
B. Star A is more luminous than star B.
Explanation:
on edg
In order to increase the speed in a gear system
the driven gear must be larger than the driving gear
the driving gear must be larger than the driven gear
the driving gear must be the same size as the driven gear
none of these
asap plz
plz asap
Answer:
the driving gear must be larger than the driven gear
Explanation:
ANSWER QUICK 40 POINTSSSS
QUESTION 6
Why are the moon’s craters preserved?
A)The moon is windy.
B)There are tectonic plates shifting on the moon.
C)Water preserves them.
D)There are no longer live tectonics occurring on the moon.
QUESTION 7
Why do you see only one side of the moon from Earth?
A)The moon does not rotate.
B)The moon takes longer to rotate than to revolve around Earth.
C)The moon takes less time to rotate than to revolve around Earth.
D)The moon’s period of rotation and revolution are equal.
QUESTION 8
What is the best description of the side of the moon that faces Earth?
A)random
B)The same
C)goes through cycles
D)changes
QUESTION 9
In what position are the moon, the earth, and the sun during the first quarter moon?
A)The moon is between the sun and the earth.
B)Earth is between the sun and the moon.
C)The sun is between the earth and the moon.
D)The moon is to the side of the earth and the sun.
Answer:
For 6 its D
For 7 its A
For 8 its C
For 9 I think its B but Im not sure
I WILL CHOOSE YOU AS BRAINLIEST
Use scientific evidence to outline how the Big bang theory can be used to explain the origin of the universe and its age.
Answer:
The widely accepted theory for the origin and evolution of the universe is the Big Bang model, which states that the universe began as an incredibly hot, dense point roughly 13.7 billion years ago.
What is the velocity of a bobsled that travels 100 meters in 8.9 seconds in m/s
Answer:
11.2 m/s
Explanation:
Average velocity = displacement / time
v = 100 m / 8.9 s
v = 11.2 m/s
_______ force can be thought of as either a push or a pull, as long as it
makes the object move in a circular path.
Answer: Centripetal
Explanation: The centripetal force refers to the acting on a body moving in a circular path. This force acts in the direction of the center of rotation. The centripetal force is given by :
F = mv^2 / r
Where m = mass of th body
v. = Velocity
r = radius of the circular path.
For an object to move in a circular path, the force required is called the centripetal force. It is measured in Kgms^-2. It is directly proportional to the product of the Mass and square of it Velocity and varies inversely to the Radius of its path.
If earth had two moons, how might this affect the way we see eclipses here on earth?