Physical Science Conservation of Energy

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed 
• Energy cannot be created or destroyed, it can only transformed
• Energy can't be created, destroyed or transformed

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Potential or kinetic?
Running?

• potential
• kinetic

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Potential or kinetic?
Stretched bow and arrow?

• kinetic
• potential

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What kind of energy is represented in the picture?

• Thermal
• Chemical
• Sound
• Nuclear

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What kind of energy does this device use?

• Chemical
• Electrical
• Thermal
• Chemical

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What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

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On a roller coaster, where is maximum potential energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

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What do you need to add to kinetic energy in order to find an object’s mechanical energy?

• Kinetic Energy
• Gravitational Energy 
• Thermal Energy
• Potential Energy 

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On a roller coaster, where is maximum kinetic energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

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What force causes the carts to slow down?

• friction
• applying force
• gravity
• gravity and friction

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