Calculating Kinetic Energy II

Increasing an object's speed will increase its kinetic energy.

• false

• true

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The faster an object moves, the ________ kinetic energy it has.

• more

• less

• none of the above

• all of the above

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If all these objects are moving at 45 kg/h, which would have the greatest kinetic energy?

• tennis ball

• football

• notebook

• tv

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Suppose all of these objects were moving at 12 m.p.h. Which of these would have the greatest kinetic energy?

• A car moving

• A person running

• A ball rolling

Answer explanation

The mass of the car is greater than the mass of any of the other objects.

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Which one of these has kinetic energy?

• a car parked on a steep hill

• a tennis ball rolling across the court

• a picture hanging on the wall

• a piece of coal before it's burned

Answer explanation

Kinetic energy is energy of MOVING objects

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At which position(s) does the pendulum have the greatest kinetic energy? Hint: where is the ball moving the fastest?

• 3

• 2 and 4

• there is no kinetic energy

• 1 and 5

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As the velocity of an object increases, its KE will...

• increase

• decrease

• stay the same

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Which of these are examples of kinetic energy? Choose all three correct answers.

• running

• sleeping

• walking

• bike riding

Answer explanation

Kinetic energy is energy of MOTION.

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Which of these are examples of kinetic energy? Choose all FOUR correct answers.

• kicking a soccer ball

• tossing a paper into the trash

• bouncing a basketball

• standing in place

• hitting a volleyball

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The energy of motion

• Kinetic Energy

• Potential Energy

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