Mass, Speed, Kinetic Energy

The kinetic energy of an object depends on both the mass and the _______ of the object.

If the golf ball and table tennis ball are moving at the same speed, which one would have more kinetic energy?

• Table tennis ball

• Golf ball

• They both have the same kinetic energy

Which factor will increase the kinetic energy more?

• Speed

• Mass

• Both

Using the equation, what is the kinetic energy? kinetic energy = (1/2) × mv²

• 9 J

• 8 J

• 7 J

• 6 J

The objects are placed at the same height, which object has more potential energy?

• 10 lbs bowling ball

• 5 lbs book

• 16 lbs dumbbells

• 2 lbs backpack

A falling ball has what type of energy?

• Kinetic

• Potential

• Both kinetic and potential energy.

True or False: Energy is created or destroyed.

• True

• False