How can we find the direction of vector?.

Answers

Answer 1

To find the direction of the vector v⃗ = (x, y) , use the formula θ = arctan(y/x) , where θ is the smallest angle the vector forms with the horizontal axis, and x and y are the components of the resultant vector

Vector definition

A vector is a quantity that has both magnitude and direction and is described by a set of directed line segments. Examples of vector quantities are distance, velocity, acceleration, momentum, impulse, and so on.

Geometrically, a vector is described by a directed line segment, where the arrow indicates the direction of the vector, while the length of the line represents the magnitude or value of the vector. Vectors can be denoted by lowercase letters with an arrow above them or bold lowercase letters (a, b, c, and so on).

Vector Properties

After knowing the definition of a vector, here are some vector properties that you need to know, namely:

1. Can be moved provided that the value/magnitude and direction do not change.

2. Can be summed up.

3. Deductible.

4. Can be deciphered.

5. Can be multiplied.

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Related Questions

What are the two factors on which torque depends?.

Answers

The two factors upon which torque depends are the magnitude of force and the perpendicular distance from the point to the line of action of force.

It is also called as moment of force. The standard units of torque are N.m.

Mathematically, torque is written as, τ = r × F.

where, τ is torque, r is perpendicular distance, F is force.

Three factors affect how much torque a rigid body produces. the applied force, the vector of the lever arm that connects the torque measurement point to the application point of the force, and the angle formed by these vectors. τ = r F sinθ  

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a change in the magnetic field surrounding the conductor induces a voltage in the conductor. this induced voltage is known as ___.

Answers

A change in the magnetic field surrounding conductor induces a voltage in the conductor and this induced voltage is known as electromotive force.

What is an electromotive force?

The electric potential generated by either electrochemical cell or  changing magnetic field is called electromotive force and is is also known as voltage. Changing magnetic field induces additional electromotive force, or voltage in the conductor. Induction of this additional voltage is called self-induction because it is induced within conductor itself.

If a coil of wire is placed in changing magnetic field, current will be induced in the wire and this current flows because something is producing electric field that forces the charges around wire.

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Explain which movement jamal should make (which car and which point), and why that movement will result in the largest increase in potential energy. Describe the magnetic force that will act on the vehicle he moves.

Answers

Jamal should move the car from Point A to Point B,which will increase its potential energy.

What is potential energy?

The energy that an object has stored in it due to its position or configuration is known as potential energy. It is the energy an object possesses due to its position relative to other objects, stresses within itself, its electric charge, or other factors. The ability of an object to do work by virtue of its position is called potential energy. Examples of potential energy include the energy stored in a stretched elastic band or a raised weight

Jamal should move the car from Point A to Point B. This movement will result in the largest increase in potential energy because Point B is higher than Point A, and thus the car will gain potential energy as it moves to a higher elevation. The magnetic force that will act on the vehicle is the magnetic repulsion force. This force is created by the magnetic fields of the two cars, which act to push the cars apart. This force is what causes the car to move up the incline and gain potential energy.

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Does Temperature Change Viscosity in Liquid. (I need this for research)

Answers

Answer:  A big Yes

Explanation: Viscosity depends strongly on temperature. In liquids, it usually decreases with increasing temperature, whereas, in most gases, Viscosity increases with increasing temperature.

As temperature increases, the average kinetic energy of the molecules also increases; it more easily overcomes the attractive forces between molecules. Therefore, Viscosity decreases with increasing temperature.

For example, when syrup is cold it has a high viscosity and can be difficult to pour. When heated in a microwave, the viscosity decreases and the syrup flows more freely. Similarly, Honey and oil tend to flow better at higher temperatures.

Both cohesion and molecular interchange contribute to liquid viscosity.  With high temperatures, viscosity increases in gases and decreases in liquids, the drag force will do the same.

When a liquid is heated, the kinetic energy of its molecules increases and the intermolecular attraction becomes weaker. Hence, the viscosity of a liquid decreases with an increase in its temperature.

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What is the formula used to calculate mass?.

Answers

Answer:

[tex]m=\frac{w}{g}[/tex]

Explanation:

Since w=mg we can find the formula for mass

Are the three points whose position vectors are 2i 3j 4k i 2j 3k and 7j 10k collinear?.

Answers

The three points like 2i +3j - 4k, 1i - 2j + 3k, and - 7j + 10k are collinear in terms of their position vectors.

If three or more points fall along a single straight line, they are said to be collinear. An axis is a term used to describe a line on which points are located, particularly if that line is connected to a triangle or other geometric shape. Since two points determine a line, two points are trivially collinear.

It is not always possible for the three spots to coincide. This indicates that depending on where these points are located in a plane, they may be collinear or noncollinear. If the slope between any two pairs of points is equal, three points are said to be collinear.

Three pairs of points can be created from the three points R, S, and T.

Assume A=2i+3j-4k.

B=i-2j+3k

C=-7j+10k

AB's current position vector is (i-2j+3k) - (i+3j-4k).

= -i-5j+7k

Now, BC's p.v. equals (-7j+10k) minus (i-2j+3k).

= -i-5j+7k

The p.v. of AB and BC are same. Therefore, the points are parallel and collinear.

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Correct Question:

Show that the three points whose position vectors are 21 +3j - 4k, 1i - 2j + 3k and - 7j + 10k are collinear.

A horizontal 779 N merry-go-round of radius
1.28 m is started from rest by a constant
horizontal force of 43.1 N applied tangentially
to the merry-go-round.
Find the kinetic energy of the merry-go round after 2.5 s. The acceleration of gravity
is 9.8 m/s². Assume the merry-go-round is a solid cylinder.
Answer in units of J.

Answers

The kinetic energy of the merry-go round after 2.5 s is 72.4 J.

What is the acceleration of the merry go round?

The acceleration of the merry go round is calculated from Newton's second law of motion.

F = ma

where;

m is the massa is acceleration

W = mg

m = W / g

where;

W is weight of the merry go round

m = ( 779 / 9.8 )

m = 79.5 kg

a = F / m

a = ( 43.1 N ) / ( 79.5 kg )

a = 0.54 m/s²

The velocity of the merry go round after 2.5 seconds is calculated as;

v = at

v = ( 0.54 x 2.5 s )

v = 1.35 m/s

The kinetic energy of the merry go round is calculated as;

K.E = ¹/₂ x 79.5 x 1.35²

K.E = 72.4 J

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at what point in its motion is the ke of a pendulum bob a maximum?

Answers

A pendulum bob's kinetic energy is greatest at the bottom of the pendulum. If kinetic energy is largest near the bottom of the pendulum, potential energy is lowest there.

An active pendulum has the most kinetic energy at the bottom of its swing when the weight moves fastest. An ideal pendulum system always contains a steady amount of mechanical energy, the sum of kinetic and potential energy.

When the pendulum swings, it moves back and forth between its equilibrium or rest positions. The pendulum has kinetic energy except at the tipping point of the system where the pendulum velocity is zero. Pendulums also have potential energy associated with their height from the equilibrium position.

As the pendulum swings, potential energy changes to kinetic energy, back to potential energy, back to kinetic energy, and so on.

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what is not a force that controls the motion of everyday objects

Answers

The following forces govern the motion of common objects that is gravity, friction, and applied forces.

Every thing was pulled downward by gravity, which prevented them from rising into the air. Every movement is subject to forces from friction in the opposite direction. Applied forces dictate how objects move according on the purpose of people who apply them.

The electromagnetic force, weak and strong nuclear forces, gravitational force, and other fundamental forces all play important roles in the cosmos. However, the main factors of relevance when it comes to the motion of common things are gravity, friction, and applied force.

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As part of the volcanic eruption of Mount St. Helens in 1980, there was a large horizontal blast and accompanying landslide that had a horizontal force of about 3.4 x 1021 N that lasted for about 2.5 minutes. Calculate the angular impulse this generated if Earth's radius is 6371 km. Explain why this did not have a measurable effect on Earth's angular momentum (L = 5.9 x 1033 kg.m²/s).

Answers

88 kilometers northeast of Portland, amid the Cascade Mountains, is the stratovolcano Mount St. Helens. Since the volcano only developed about 40,000 years ago, it is a rather recent formation. It is the Cascade Range's most active, though.

What is Mount st. helens?

The Cascade Mountain Range is a part of the Pacific Ocean's massive Ring of Fire, which frequently experiences powerful earthquakes and volcanic eruptions.

Through the state of Washington, the mountain range runs from British Columbia (Canada) to California.

The name of the summit was given by George Vancouver, a British navigator for the Royal Navy who discovered North America's Pacific Coast, according to the United States Geology Survey (USGS), in honor of Alleyne FitzHerbert, a British diplomat and a friend of his.

Therefore, 88 kilometers northeast of Portland, amid the Cascade Mountains, is the stratovolcano Mount St. Helens. Since the volcano only developed about 40,000 years ago, it is a rather recent formation. It is the Cascade Range's most active, though.

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What is torque formula Class 12?.

Answers

Torque is calculated using the formula, τ = r × F, where, r is the perpendicular distance, F is the force.

It is also described as the cross product of distance vector and force vector. Mathematically, τ = r × F = r F sinθ, where, θ is the angle between r and F.

For example, a force is applied to a particle free to rotate about a fixed axis. Force is shown divided into perpendicular and parallel components. Torque is pointed outward from the page and has the magnitude

τ = r F sinθ

Newton-meters, sometimes known as N.m, are the SI units for torque. Although these units are the same as joules, torque isn't considered to be work or energy, therefore N.m should be used instead.

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Which part of the microscope is most important in determining its resolving power? Why?

Answers

The light source and aperture are most important in determining the resolution of the microscope, as the resolution of the microscope is determined by the cone of light entering the lens, the refractive index, and the wavelength of the light.

The most important factor in determining the resolution of a microscope is the numerical aperture (NA) of the objective lens. The higher the NA, the higher the resolution. However, other factors also play a role. The numerical aperture of the condenser that forms the beam of light that illuminates the object on the slide should match the numerical aperture of the objective lens (or at least not be much smaller). Another factor is the refractive index of the medium between the objective lens and the slide. For low magnification lenses (low NA) this medium is usually air. Air has a refractive index of 1.0 (for the wavelengths of light used in microscopy).

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What is the law of inertia also known as?.

Answers

Newton's first law, also known as the law of inertia, states that an object at rest will remain at rest, and an object in motion will remain in motion with a constant velocity unless acted upon by an external force.

In simple terms, it says that an object will remain in its current state of motion unless acted upon by a net force.

This means that if an object is moving in a straight line at a constant speed, it will continue to move in that way unless something changes its motion.

Similarly, if an object is at rest, it will stay at rest unless something applies a force to it. This law is fundamental in understanding the principles of motion and forms the basis for many other laws of physics.

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How do you calculate net torque on a wheel?.

Answers

A radius of the pulley, which is the distance from the rotating axis, is multiplied by the force (F) to determine load torque (r). I

What is the net torque equation?

A total torque about axis is produced by the addition of the separate torques. The net torque about the shaft is the sum of the various torques when the proper signal (positive or negative is applied to the magnitudes of the individual torques about the given axis: →τnet=∑i|→τi|.

Describe net torque?

Result for an image How do you determine a wheel's net torque, An object may be under the influence of many forces, each of which may act at a different position on the item. Next, each force will result .

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. Which will exert more pressure, 100 kg mass on 10 m3 or 50 kg mass on 4 m2? Give reason

Answers

The 50 kg mass on 4 m2  on will exert more pressure.

What is pressure?

Pressure is described as the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

Mathematically pressure = force / area

From Newton's second law

force = mass x acceleration where Acceleration due to gravity = 9.8m/s²

Comparing both pressures where

P1 = 100x 9.8 / 10

p1 = 100 pa

p2 = 50 x  9.8/ 4

p2 = 125 pa

Therefore The 50 kg mass on 4 m2  on will exert more pressure since it exerts more pressure.

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What is the kinetic energy of a car that has a mass of 1000 kg and is moving at a speed of 30 m s?.

Answers

A automobile with a mass of 1000 kg and a speed of 30 m/s has kinetic energy equal 450,000 J.

If an object's mass increases, so will its kinetic energy. The object's speed is given by v. The aforementioned connection demonstrates that an object's kinetic energy is directly proportional to the sum of its mass and velocity.

Possible explanation: Because kinetic energy and speed are closely correlated, an object's kinetic energy increases as its speed increases. The nonlinear (square) proportional relationship (KE v2) between kinetic energy and speed 1. As an object's speed doubles, its kinetic energy grows four times. 2. As the object's speed is halved, the kinetic energy falls by a factor of four.

K.E: 1/2 *m * v^2

K.E= 1/2* 1000* 30^2

K.E = 450,000 J

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a 140.0 g sample of water at 20.0 °c is mixed with 100.0 g of a certain metal at 95.0 °c. after thermal A 140.0-gram sample of water at 25.0 degrees Celsius is mixed with 120.9 grams of a certain metal at 100.0 degrees Celsius. After thermal equilibrium is established, the (final) temperature of the mixture is 24.6 degrees Celsius. What is the specific heat capacity of the metal, assuming it is constant over the temperature range concerned?

Answers

The specific heat capacity of the metal is 0.17 J/g*C.

To determine the specific heat capacity of the metal, we can use the formula:

Q = mcΔT

Where Q is the heat absorbed or released, m is the mass of the substance, c is the specific heat capacity, and ΔT is the change in temperature.

We know that the heat absorbed by the metal is equal to the heat lost by the water:

Qmetal = Qwater

We know the mass of the water, the initial and final temperature of the water, and the mass of the metal and the initial and final temperature of the metal. We can use this information to calculate the heat absorbed by the water and the heat absorbed by the metal.

Qwater = mwater * cwater * ΔTwater

Qmetal = mmetal * cmetal * ΔTmetal

We know that the heat absorbed by the metal is equal to the heat lost by the water, so we can set the two equations equal to each other:

mwater * cwater * ΔTwater = mmetal * cmetal * ΔTmetal

And we know that the specific heat of water is 4.18 J/g*C and the mass and the initial and final temperature of the water and the mass and the initial and final temperature of the metal

cmetal = mwater * cwater * ΔTwater / mmetal * ΔTmetal

cmetal = (140.0 g * 4.18 J/gC * (24.6 - 25.0)°C ) / (120.9 g * (24.6 - 100)) = 0.17 J/gC

So the specific heat capacity of the metal is 0.17 J/g*C.

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A 1,383 kg racecar is traveling at 18 m/s east when it accelerates at a constant rate of 1 m/s2 for 1.57 s. What is its change in momentum during this time?

Answers

change in momentum during this time is 2166.71 kg m/s.

To find the change in momentum during this time, we can use the equation for momentum, which is:

momentum = mass x velocity

We can also use the equation for acceleration:

       a = (vf - vi) / t

Where "a" is acceleration, "vf" is final velocity, "vi" is initial velocity and "t" is time.

We are given that the car's initial velocity is 18 m/s east, the acceleration is 1 m/s2, and the time is 1.57 s. We can use these values to find the car's final velocity:

vf = vi + (a x t)

vf = 18 + (1 x 1.57)

vf = 19.57 m/s east

Now that we know the final velocity of the car, we can use the equation for momentum to find the change in momentum:

change in momentum = mass x (vf - vi).

change in momentum = 1383 x (19.57 - 18).

change in momentum = 1383 x 1.57.

change in momentum = 2166.71 kg m/s.

So, during this 1.57s of time, the car's momentum changes from 18m/s to 19.57m/s east and total change in momentum is 2166.71 kg m/s.

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An object, moving with constant acceleration and zero initial velocity, travels
48 m in 5.2 s. What is the magnitude of its acceleration?
3.6 m/s2
4.6 m/s2
5.6 m/s2
6.6 m/s2

Answers

Answer:

[tex]a=3.6\frac{m}{s^2}[/tex]

Explanation:

First, use kinematic equation #3: [tex]\Delta x=v_it+\frac{1}{2}at^2[/tex].  For this problem, let

[tex]\Delta x=48m\\v_i=0.0\frac{m}{s}\\t=5.2s[/tex]

Next, rewrite the kinematic equation to solve for acceleration (a):

[tex]a=2(\frac{\Delta x-v_it}{t^2})[/tex]

Last, put in the given values on the right side of the equation for acceleration and solve:

[tex]a=2(\frac{(48m)-[0.0\frac{m}{s}(5.2s)]}{(5.2s)^2})\\a=2(\frac{48m}{27.04s^2})\\a=3.55\frac{m}{s^2}[/tex]

Due to extensive
passport.
O coalition
O bolster
Oassiduous
bureaucratic
red tape, it will take months to receive my
*

Answers

Due to extensive passport - coalition option (a) is correct.

What is bureaucratic red tape?

Red tape is overly restrictive formal regulations or inflexible adherence to them that is seen unnecessary or bureaucratic and gets in the way of doing things or making decisions. Governments, businesses, and other large organizations are typically the target of it.

What is coalition?

A coalition government might also be established during a period of national difficulty or crisis (for instance, during a time of war or economic crisis) to provide a government with the high level of perceived political legitimacy or collective identity. It can also play a role in reducing internal political strife.

Therefore, due to extensive passport - coalition option (a) is correct.

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What does Newton's 1st 2nd and 3rd laws state?.

Answers

Newton's first law states that an object will continue to move unless a force acts on it. The second law states that force equals mass times acceleration.

Newton's first law, also known as the law of inertia, states that a body at rest will remain at rest and a body in motion will continue to move at a constant speed unless acted upon by an external force. I'm here. This means that the object will maintain its current state of motion unless a net force acts on it.

Newton's Second Law, also known as the Law of Acceleration or the Law of Force, states that the acceleration of a body is directly proportional to the net force acting on it and inversely proportional to its mass. This means that the force on an object is equal to its mass multiplied by its acceleration.

Newton's Third Law, also known as the "Law of Action and Reaction" or "The Law of Reciprocity", states that for all actions there are equal and opposite reactions. This means that when one object exerts a force on her second object, the second object exerts an equal and opposite force on the first object.

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Two vertical springs have identical spring constants, but one has a ball of mass m hanging from it and the other has a ball of mass 2 m hanging from it.

Answers

This is because the spring with the mass m will have a lower force pushing it up, due to the lower mass, which will cause the spring to stretch further and have a lower equilibrium position.

What is the equilibrium ?

 Equilibrium is a state of balance in which opposing forces are equal and in balance with each other. In economics, it is a situation in which the demand for a product or service is equal to the supply. This is usually achieved when the price of the product or service is at a point where the quantity demanded is equal to the quantity supplied. This point is known as the market equilibrium price. When the market is at equilibrium, it is in a stable position and no change in prices or quantity is needed. The concept of equilibrium is important in economics because it helps to understand how prices and quantity supplied and demanded are determined in the market.

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Explain perfectly elastic collision

Answers

A collision that is fully elastic is one where there is no kinetic energy lost during the contact. In an inelastic collision, a proportion of the energy is converted into another kind of energy during the contact.

Give an example of an absolutely elastic collision?

In elastic collisions, kinetic energy and momentum are both conserved. Consider two similar trolleys that are moving in the same direction at the same pace. With no loss of speed, they collide and bounce off one another. Since no power has been lost, this collision is fully elastic.

What is an absolutely inelastic collision?

photo of A description of completely elastic collision

When a system's maximal quantity of kinetic energy is equal to zero, a relatively inelastic collision takes place.

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A collision that is fully elastic is one where there is no kinetic energy lost during the contact. In an inelastic collision, a proportion of the energy is converted into another kind of energy during the contact.

Give an example of an absolutely elastic collision?

In elastic collisions, kinetic energy and momentum are both conserved. Consider two similar trolleys that are moving in the same direction at the same pace. With no loss of speed, they collide and bounce off one another. Since no power has been lost, this collision is fully elastic.

What is an absolutely inelastic collision?

photo of A description of completely elastic collision

When a system's maximal quantity of kinetic energy is equal to zero, a relatively inelastic collision takes place.

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What is 1 Nm of torque?.

Answers

1 Nm (Newton-meter) is a unit of torque, which is a measure of the twisting force applied to an object, such as a shaft or a nut.

It is defined as the amount of force required to rotate an object around an axis by one radian (about 57.3 degrees). In other words, one Nm of torque is equal to the force of one Newton (N) acting at a distance of one meter (m) from the axis of rotation. It is a common unit of torque used in the field of mechanics and engineering, particularly in the design and operation of machines and vehicles. Torque is also related to the angular velocity of an object, and the rotational energy, which is calculated by multiplying the torque by the angle through which the object rotates. In a mechanical system, torque is often controlled by adjusting the position of the mechanical load or by applying a force to a lever to generate torque.

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How do you calculate maximum g force?.

Answers

Relative Centrifugal Force or g force is calculate with the formula-

g force (RCF)= (RPM)² x 1.118 x 10⁻⁵ x r where, r is the radius .

The relative centrifugal force, or g force, is the radial force generated by the spinning rotor in relation to the gravitational force of the Earth. The g force acting on particles is proportional to the rotational speed measured in revolutions per minute (RPM).

Increasing the rotational speed by a factor of four increases the centrifugal force. The centrifugal force increases with distance from the axis of rotation. When choosing the right centrifuge, these two parameters are crucial.

The RCF or g force is proportional to the rotational speed in RPM and the particle distance from the centre of rotation. When the rotational speed is given in RPM and the distance (r) is given in centimetres.

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What source of law is provided by the Tenth Amendment to the Constitution?.

Answers

The Tenth Amendment to the Constitution states that "The powers not delegated to the United States by the Constitution, nor prohibited by it to the states, are reserved to the states or to the people." This amendment is a source of law that limits the powers of the federal government and reserves certain powers to the states or the people. It is a principle of federalism, which divides the power between the federal government and the state governments. The powers that are not delegated to the federal government are left to the states or the people to decide.

calculate the speed of a wave in a guitar if the frequency of the vibration of the guitar string is 250hz and the wavelength of the is 1,6m​

Answers

Answer:

400m/s

Explanation:

Frequency = 250hz

Wavelength = 1.6m

velocity =?

Velocity = Frequency × Wavelength

velocity = 250×1.6

V= 400m/s

the magnitude of an unbalanced force applied to a 4.0 kilogram crate is 10. newtons .If the magnitude of this applied unbalanced force is doubled,the inertia of the crate is

Answers

Newton, There will be mass is 4.080, So acceleration will be equals to 2.50 m per cent in the square.

How powerful was the force that acted on the crate?

The crate’s acceleration is 0 since its velocity is constant. As a result, the total of the forces equals zero. Because the forces resist each other, the lifting force must be equal to the weight of the item. The magnitude of the upward force on the container is thus 490.5 Newtons.

The amount of force is expressed as mass times length times time squared. The most common metric unit is the newton (N), which is defined as one kilogram times one meter over one second squared. Magnitude – Distance Formula – used to calculate the connection between apparent magnitude, absolute magnitude, and object distance.

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what is the approximate distance of the surface to the center of earth???

Answers

About 2,900 kilometers (1,802 miles) beneath the surface of the Earth, the core can be located.

What is distance?

Distance is a measurement of how far apart two things or points are, either numerically or occasionally qualitatively. Distance can refer to a physical length in physics or to an estimate based on other factors in common usage.

Furthermore, it is the sum of an object's movements, regardless of direction. Distance can be defined as the amount of space an object has covered, regardless of its starting or ending position.

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Is magnitude of vector negative or positive?.

Answers

Magnitude of vector is always positive, because a minus sign in a vector only indicates direction, not magnitude.

A quantity's measurement or its absolute value is referred to as its magnitude. A positive real number is used to represent the magnitude of an object. To put it another way, the magnitude of a quantity is just its size. You can't have a negative magnitude. It refers to the portion of the vector that does not point in any particular direction (positive or negative). For the formula to work, the values inside the summation must be squared, turning them into positive numbers.

Example:

∥a∥ = √ (-2²) + (-3²)

∥a∥ = √ 25

∥a∥ = 5

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QUESTIONS ABOUT JUNGLE BOOK*The village on the outskirts of the jungle is an example of who or what?*Rudyard Kiplings The Jungle Book used what Kipling's poem as its basis?*The jungle represents what group of people?*The animals of the jungle represent which groups of people? Please help !!! Explain why proposing to teach creationism or intelligent design in high school classes is legally problematic in this country, and what are the results of these attempts have been ? Answer based on your knowledge please determine whether an observational study or an experimental study is used. a study was done on two groups of algebra students. group was given tutoring and study skills advice. group was not given any additional help. after weeks, the students took a test. the results of the two groups were compared. portion of the autonomic nervous system that arises from the brain and spinal cord. NO LINKS!!!Lin is trying to convince Andre that all circles are similar. Help her write a valid justification for why all circles are similar. How to solve quadratic equation?. Your mortgage payment is: $1345 Your Annual insurance premium = $678 Your Annual real estate taxes = $3456 What is your total monthly payment for this home? For a given firm, marginal factor cost is the same dollar amount no matter what quantity of a factor it purchases. For this firma. VMP = MRP b. VMP > MRP c. MRP > VMP d. MPP necessarily declines beginning with the first factor unit e. none of the above What does cultural innovation mean?. the genealogy of christ in the book of luke starts with . group of answer choices isaiah, starting about 900 years ago. abraham, showing christ as the messiah to the jewish nation. luke, a keeper of records. adam, showing christ as the messiah to the world. What is the source of most of the lava that flows down the Hawaiian shield volcanoes? Select the best answer.Group of answer choicesA) the various cinder cones scattered widely across the shield volcano surfaceB) summit craterC) rift zonesD) summit caldera chemistry question help please (i accidentally clicked the one at the bottom im not sure if its right) click on bar graph, and observe the kinetic energy bar as the skater goes back and forth. you can select slow motion below the track for a more accurate observation. where on the track is the skater's kinetic energy the greatest? Which response core capability involves ensuring the capacity for timely? answer please .. 1. In 2014, the attendance at Jefferson School's Fall Festival was 650. In 2015, the attendance was 575. What was the percent change in attendance from 2014 to 2015? Round to the nearest whole percent. Erikson believed that each stage had a distinctive developmental challenge,which he referred to as a _____.A) fixationB) sensitivityC) critical periodD) crisis A sperm whale can accelerate at about 0.100 m/s2 when swimming on the surface of the ocean. How far will a sperm whale travel if it starts at a speed of 1.10 m/s and accelerates to a speed of 2.44 m/s? Assume the whale travels in a straight line. Speaking of school, scientists say that laughter has beenlinked to improved brain activity. Studies suggest that alittle jest before a math test might help your brainperform better.Which phrase from the passage helps you understand themeaning of the word jest?A. math testB. brain activityC. laughter has been linkedD. speaking of school page 27 entitled Family and Community Connection. Read the information shared, then choose one of the questions at the end and reflect and respond. We know that it takes a team of people who love and nurture the infant to grow safe and healthy and we talk about teacher-parent teams in almost each class, but the questions asks deeper questions as to how it affects brain development. lapton battery fully charged but laptop shuts down when unplugged. got a new battery, same thing happens