4th Grade Module 2 Science Review

What happens to the energy of a ball when it bounces on the ground?

• All the energy is lost.

• Some of the energy is transferred to the ground.

• The energy stays the same.

• The energy increases.

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What is the worst thing that could happen to an egg if an egg racer car hits a wall at a fast speed?

• The egg would stay in place.

• The egg would be knocked off the car, hit the ground, and smash.

• The egg would bounce back into the car.

• The egg would roll away safely.

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When two identical tennis balls moving quickly towards each other collide, what will you observe?

• They will stick together.

• Both balls will bounce off each other.

• One ball will stop, and the other will continue.

• They will both stop moving.

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Which of the following is NOT a way energy was transferred when an asteroid hit the Earth millions of years ago?

• Heat

• Light

• Electricity

• Sound

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How high will a ball bounce when dropped from twice the height as before?

• The same height as before

• Almost twice as high as before

• Half as high as before

• It will not bounce

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Imagine a car driving through a muddy puddle. What happens to some of the car's energy?

• It is lost forever.

• Some of it is transferred to the muddy water.

• It is stored in the car.

• Some of it is converted into light.

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Which statement is true about energy and force?

• Energy and force are the same.

• Energy is a measure of how fast things move.

• Energy and force are different concepts.

• Energy can be created from nothing.

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An orange car and a blue car are driving towards each other on a road and crash. Where does the energy from the orange car go when it collides with the blue car?

• It disappears.

• It is shared between the orange car, blue car, ground, and air.

• It stays only in the orange car.

• It is transferred to the driver.

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When a rubber ball is dropped from a height, what happens to its energy as it hits the ground?

• The energy is converted into sound only.

• The energy remains unchanged.

• Some of the energy is transferred to the ground and some is used to make the ball bounce back.

• All the energy is absorbed by the ground.

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When a basketball is dribbled on a court, where does some of the energy go?

• It is completely absorbed by the ball.

• It is converted into electricity.

• It remains unchanged in the ball.

• It is transferred to the court and converted into sound.

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