3 Roller Coaster Physics - Energy

This is the FORCE that accelerates a roller coaster car down the hill along the track toward Earth's surface.

• Push

• Applied force

• Gravity

• Friction

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The mass of the roller coaster car and the people in it stays constant. What changes the amount of force your feel while riding?

• gravity

• friction

• changes in acceleration

• newton's first law of motion

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Conservation of energy states that energy cannot be ________ or ________, but can be altered from one form to another.

• created, destryoed
• gravity, force
• heat, created

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__________ is stored energy or the energy due to an object's position.

• Gravitational Potential Energy

• Kinetic Energy

• Chemical Potential energy

• Thermal Energy

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Where is potential energy the GREATEST on a roller coaster?

• At the bottom of the first hill

• At the top of the first hill (letter A)

• Half way down the first hill (letter B)

• At the very bottom of the track (letter E)

• Somewhere in the middle (letter D)

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NGSS.MS-PS3-2

Where do we find ALL gravitational PE and no kinetic energy on a roller coaster?

• At the bottom of the first hill

• At the top of the first hill

• Halfway down the first hill

• Everywhere on the track

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NGSS.MS-PS3-2

Where is kinetic energy the GREATEST on a roller coaster at the same time gravitational PE is zero?

• At the bottom of the track (lowest point on the ground level)

• At the top of the first hill (highest position on the track)

• Halfway down the track (midpoint)

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What type of energy is being described?

As the speed of an object increases, this energy is increasing.

• Kinetic Energy (energy of movement/motion)

• Potential Energy (energy due to position)

• Radiant Energy (light)

• Nuclear Energy (atomic level)

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Where do we find the greatest gravitational potential energy of a roller coaster?

• At the very top of the coaster, its highest point

• The bottom of the coaster where its speed is greatest

• The exact middle of the coaster

• It is the same anywhere on the coaster

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NGSS.MS-PS3-2

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 If a drop is steeper, the roller coaster will go...

• Faster
• Crash
• Slower
• Stop

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