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Kinetic energy increases with an increase in velocity and decreases with a decrease in velocity. KE = 1/2mv2, where m is mass in kg, and v is velocity in m/s.
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∙ 12y agoIT moves faster
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What happens when kinetic energy is absorbed as an object moves toward the earth?
The kinetic energy increases as the velocity increases (KE = 1/2mv2) until terminal velocity is reached, at which point the velocity becomes constant, and kinetic energy will no longer increase. The potential energy and kinetic energy will be at equilibrium, where PE = -KE.
What are some objects that have kinetic energy?
Kinetic energy is the energy an object has due to its mass and its velocity. Kinetic energy is calculated with the equation: Ek = ½ mv² Since kinetic energy is proportional to mass and velocity, any object moving very slowly has a small amount of kinetic energy. Also, any very small object normally has a small amount of kinetic energy. For example, a soccer ball rolling down a hill might have a relatively small amount of kinetic energy.
How do you calculate velocity using kinetic energy?
KE= 0.5mv2 so we have KE=50 m=50 v=1.414m/s
What are the two parts of kinetic energy?
The non-relativistic equation for kinetic energy is mv^2/2 where mass is m and velocity is v. The relativistic kinetic energy equation is m/(1-(v^2/c^2))-m where m is mass, v is velocity and c is the speed of light. The two variables which determine the kinetic energy of an object are mass and velocity.
What influences the kinetic energy of an object?
The mass and velocity of an object determine the kinetic energy of an object. The equation for kinetic energy is KE = 1/2mv2, where m is mass in kg, and v is velocity in m/s.
Does mass or speed effect more on kinetic energy?
Kinetic energy = 0.5 x mass x velocity^2. Your answer should be velocity.
How do you find kinetic energy if no final velocity is given?
Kinetic energy is equal to potential energy during the change
What do you have to change for an object to have more kinetic energy?
Increase its velocity
How do you solve the time by the given of mass and kinetic energy?
Kinetic energy is equal to one-half of the product of an object's mass and the square of its velocity. Velocity is change in displacement divided by time. If you have the kinetic energy and mass, you can calculate the velocity by taking the square root of the quotient of kinetic energy and mass, and thereby solving for the velocity.
Is kinetic energy is the energy an object has to due to its motion?
kinetic energy-energy in motion object that change from being at rest
When you have kinetic energy you must have?
When you have kinetic energy, you must have a mass and a velocity since kinetic energy is half the product of the mass and the square of the velocity.
What happends to kinetic energy when the velocity increases?
Kinetic energy is proportional to the square of the magnitude of velocity.
Is velocity kinetic energy?
No. This is because velocity is not a mechanical energy.
What happens to an objects kinetic energy as its velocity increases?
Kinetic Energy increases as velocity increases. Kinetic Energy = 1/2 * Mass * Velocity2
How do you find work given mass initial velocity and final velocity?
We assume you mean the work done in order to change the velocity of the moving mass.Easiest way is to calculate the change in the kinetic energy of the moving mass, and realizethat it's equal to the amount of work either put into the motion of the mass or taken out of it.Initial kinetic energy = 1/2 m Vi2Final kinetic energy = 1/2 m Vf2Change in kinetic energy = 1/2 m ( Vf2 - Vi2)
When is kinetic energy for a match box car zero?
Kinetic energy = ½ * mass * velocity^2 The mass doesn't change as the match box car moves around, but when it stops velocity =0. When the velocity = 0. KE = 0.
Does kinetic energy increase with speed and time?
Time is not a factor, speed is velocity and velocity equates to kinetic energy. E=Mass * Velocity squared.
