Energy in Motion Quiz Review

A rolling toy car hits a ball that is not moving. The toy car stops moving, and the ball bounces away. What happens to the energy during the crash?

• The energy from the toy car is destroyed.

• The energy from the toy car transfers to the ball.

• The ball transfers energy to the toy car.

• The ball creates its own energy.

In a game, a striker is pushed so that it hits a coin, as shown. The coin slides across the board and comes to a stop. What action will make the coin travel farther on the board, and why?

• A. Push the striker slower to transfer more energy to the coin.

• B. Push the striker faster to transfer more energy to the coin.

• C. Push the striker slower to transfer less energy to the coin.

• D. Push the striker faster to transfer less energy to the coin.

What will happen when marble X and marble Y collide after the number of books under the ruler is decreased?

• A. The distance marble Y moves will increase because the energy from marble X will decrease.

• B. Marble Y will move farther because more energy is transferred from marble X.

• C. The distance marble Y moves will not change because energy from marble X will not change.

• D. Marble Y will not move as far because less energy is transferred from marble X.

When car A hits car B, car A slows down, and car B moves forward. Why do the toy cars react this way after they hit each other?

• The energy in car A moves to car B when they hit each other.

• The energy in car B moves to car A when they hit each other.

• The speed from car A moves to car B when they hit each other.

• The speed from car B moves to car A when they hit each other.

A baseball player hits a ball with force. The ball moves to the end of the playground. Which statement best describes the transfer of energy that causes the motion of the ball?

• A) The potential energy of the player is transferred to kinetic energy of the ball.

• B) The kinetic energy of the bat is transferred to kinetic energy of the ball.

• C) The potential energy of the bat is transferred to kinetic energy of the ball.

• D) The kinetic energy of the player is transferred to kinetic energy of the ball.

A student makes a ramp for a toy car using books and a wooden plank, as shown. The student wants to change the design so that the car moves down the ramp faster. Which change should the student make to the design?

• Remove one book from under the wooden plank.

• Add another book under the wooden plank.

• Use a thinner wooden plank.

• Use a longer wooden plank.

Which term describes the ability to make things change or move?

• energy

• friction

• gravity

• inertia

Maggie and Cooper are rolling golf balls down a ramp. As the golf balls roll down the ramp, what do the golf balls gain?

• mass

• speed

• shape

• height

How could the construction worker increase the damage done by the first swing of the wrecking ball?

• Swing the wrecking ball at the other side of the building.

• Swing the wrecking ball at the front of the building.

• Swing the wrecking ball faster.

• Swing the wrecking ball slower.

Which statement best explains what happened to Marble B?

• Magnetism attracted Marble A to Marble B.

• Gravity acted on Marble B, causing it to roll.

• Energy from Marble A was transferred to Marble B.

• Friction working against Marble A caused it to stop moving.