Roller Coaster Vocabulary

How quickly an object speeds up, slows down or changes direction

• potential energy

• kinetic energy

• accelerate

• motion

The energy of an object in motion

• kinetic energy

• potential energy

• speed

• accelerate

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How fast an object moves

• force

• motion

• energy

• speed

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A force that attracts any two objects with mass

• resistance

• speed

• gravitational force

• potential energy

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Something that slows down or prevents something

• resistance

• kinetic energy

• energy

• motion

The natural force that pulls objects toward Earth

• speed

• accelerate

• gravity

• motion

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The energy stored by an object ready to be used

• kinetic energy

• gravity

• speed

• potential energy

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When a roller coaster car is moving down the hill, it is using ______________________ energy

• potential

• forced

• speed

• kinetic

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As the roller coaster car slows down at the end of the ride, what causes this to happen?

• acceleration

• friction

• speed

• gravity

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When the roller coaster car is sitting still at the top of the hill, the car has ______________________ energy

• kinetic

• magnetic

• potential

• motion

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