EVS Quiz 7 V1

What is energy?

• A form of matter

• A force

• The ability to do work

• A type of wave

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The law of conservation of energy states that:

• Energy can be created or destroyed.

• Energy can be transformed from one form to another, but cannot be created or destroyed.

• Energy is always increasing in the universe.

• Energy is only conserved in closed systems.

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What is potential energy?

• A type of energy related to motion

• Energy stored due to position or configuration

• Energy that cannot be converted to other forms

• Energy that is always in motion

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Give an example of something with potential energy:

• A moving car

• A stretched rubber band

• A flowing river

• A burning candle

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Kinetic energy is:

• a form of potential energy

• the energy possessed by an object due to its motion

• the energy stored in chemical bonds

• the energy released during a nuclear reaction

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Give an example of something with kinetic energy:

• A moving car

• A stationary rock

• A book on a table

• A tree in the forest

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How is energy released from fuel?

• Through combustion

• By freezing

• Through photosynthesis

• By evaporation

Fossil fuels form from:

• the remains of dead plants and animals over millions of years

• the cooling of molten lava

• the evaporation of seawater

• the compression of atmospheric gases

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Fossil fuels release:

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

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Fossil fuels are nonrenewable because:

• they are formed over millions of years and cannot be replenished quickly.

• they are abundant and can be easily replaced.

• they are made from renewable resources.

• they are produced by modern industrial processes.