Kinetic Energy

A waterfall is an example of

• energy being destroyed

• energy being created

• kinetic energy being converted into potential energy

• potential energy being converted into kinetic energy

Tags

NGSS.MS-PS3-2

Which of the following is an example of kinetic energy being converted into potential energy?

• A rock falls down a cliff.

• A match burns.

• A spring is stretched.

• A light bulb glows brightly.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

At the top of its swing a pendulum has zero kinetic energy. How much potential energy does it have at the bottom of its swing?

• maximum

• 1/2 as much

• 1/4 as much

• zero

Tags

NGSS.MS-PS3-2

A book is pushed off the edge of a table. At what point during the fall will the potential energy and kinetic energy be equal?

• 1/4 of the way down

• 1/2 of the way down

• 3/4 of the way down

• right before it hits the ground

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

When you ride a roller coaster you go up and down many hills. When do you have the maximum kinetic energy?

• at the top of each hill

• as you go down each hill

• at the bottom of each hill

• as you go up each hill

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

In a windmill, the blades spin due to the energy from the wind. The wind is caused by differences in temperature. Grain is crushed into powder form by the rolling wheel in the windmill. All of these examples illustrate what kind of energy?

• kinetic

• chemical

• potential

• electrical

Tags

NGSS.MS-PS3-5

Where does the frog possess kinetic energy?

• only at position P

• only at position Q

• at positions P and R

• at positions P, Q, and R

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5