6-8th Grade Science - MS-PS3-5 - Changes in Kinetic Energy
6 Questions
A student rides a bicycle down a hill and then applies the brakes. The bicycle slows down, and the brake pads become hot.
A basketball is dropped and bounces several times. The table shows the bounce heights.
A construction worker swings a hammer to drive a nail into wood. The hammer slows down while the nail is forced into the board.
A roller coaster car rushes down a steep hill and then slows down as the brakes are applied. Which two statements best describe the energy transfers in this situation?
An archer pulls back a bowstring and releases it. The arrow speeds up while the bow slows as energy transfers.
A pitcher throws a baseball, increasing its speed. When the catcher’s mitt stops the ball, the ball’s kinetic energy decreases.
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