Kinetic and Potential Energy

It is an energy due to its motion.

• chemical

• elastic potential

• potential

• kinetic

It is the unit of energy.

• kilogram

• meter

• Joule

• meter/second

What kind of energy is in the rolling ball?

• potential

• kinetic

• light

• heat

Which of the following is NOT a factor affecting potential energy?

• gravity

• height

• mass

• velocity

What kind of energy is in the person climbing up a ladder?

• potential

• kinetic

• light

• heat

How can I gain potential energy?

• run miles away

• walking up the stairs

• climb a mountain

• go downstairs

The faster an object moves, the ________ its kinetic energy.

• greater

• lesser

• equal

• none of the above

A 0.40 kilogram bird is flying at a constant speed of 8 m/s. What is the bird's kinetic energy?

• 3.2 J

• 2.0 J

• 4.2 J

• 12.8 J

A 60 kg person walks from the ground to the roof of a 74.8 tall building. How much gravitational potential energy does he have at the top of the building?

• 43 982.4 J

• 43 963.4 J

• 63 982. 3

• 83 942.4 J

Based on the diagram, at which point is potential energy greatest?

• W

• X

• Y

• Z