Kinetic Energy Quiz

What is the formula to calculate kinetic energy?

• KE = 0.5 * m * v

• KE = 0.5 * m * v^2

• KE = m * v^2

• KE = m * v

If an object has a mass of 5 kg and a velocity of 10 m/s, what is its kinetic energy?

• 500 J

• 250 J

• 50 J

• 100 J

A car with a mass of 1000 kg is moving at a velocity of 20 m/s. What is its kinetic energy?

• 200,000 J

• 20,000 J

• 100,000 J

• 400,000 J

True or False: Kinetic energy depends on the mass and velocity of an object.

• True

• Kinetic energy depends only on the velocity of an object

• Kinetic energy depends only on the mass of an object

• False

If the mass of an object is doubled while its velocity remains the same, how does its kinetic energy change?

• The kinetic energy will remain the same.

• The kinetic energy will decrease.

• The kinetic energy will increase by half.

• The kinetic energy will double.

A ball with a mass of 0.5 kg is moving at a velocity of 8 m/s. What is its kinetic energy?

• 16 J

• 0.4 J

• 32 J

• 4 J

A bicycle with a mass of 15 kg is moving at a velocity of 5 m/s. What is its kinetic energy?

• 187.5 J

• 500 J

• 250 J

• 75 J

A train with a mass of 2000 kg is moving at a velocity of 30 m/s. What is its kinetic energy?

• 900,000 J

• 1,800,000 J

• 600,000 J

• 300,000 J