Energy and Power

Energy is

• Whether one feels like doing work

• the ability to do work

• calculated by dividing the amount of work by the amount of time to do the work

• just another word for work

Tags

NGSS.MS-PS3-5

Which form of energy is almost always produced during energy transformations?

• Heat

• Electricity

• Light

• Sound

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NGSS.MS-PS1-4

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NGSS.MS-PS3-4

As a rubber band is snapping back, it has what kind of energy?

• Potential

• Kinetic

• None

• Position

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NGSS.MS-PS3-5

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Which two energy sources together provide more than 50% of the energy needs in the US?

• nuclear and natural gas

• oil and coal

• hydro power and oil

• natural gas and oil

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NGSS.HS-ESS3-1

Which energy source is renewable?

• Fuel oil

• Natural Gas

• WInd

• Coal

Energy of motion is called

• elastic potential energy

• kinetic energy

• gravitational potential energy

• chemical energy

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NGSS.MS-PS3-5

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Which factor contributes to global warming?

• increased use of solar-powered cars

• increased burning of fossil fuels

• better long-term weather forecasts

• changing distance between Earth and Sun

Tags

NGSS.MS-ESS3-5

The Law of Conservation of Energy states that energy cannot be created or destroyed, but energy can change

• its total mass

• its total volume

• from one form to another

• from one state of matter to another

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NGSS.MS-PS3-5

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Which form of energy is being converted to electrical energy by the batteries in a flashlight?

• Chemical

• Nuclear

• Solar

• Sound

Which form of energy is produced when a rubber band vibrates?

• chemical

• light

• electrical

• sound

Tags

NGSS.MS-PS3-5

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