NWEA Physics

The energy from the sun travel to Earth through space in the form of

• Radioactive waves

• Microwaves

• Electromagnetic waves

• Thermosphere waves

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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• Force Q is equal to Force S and Force R is equal to Force T.

• Force Q is less than Force S and Force R is equal to Force T.

• Force Q is equal to Force S and Force R is greater than Force T.

• Force Q is less than Force S and Force R is greater than Force T.

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In which direction will the box move?

• A. in the direction arrow P is pointing

• B. in the direction arrow Q is pointing

• C. in the direction arrow R is pointing

• D. in the direction arrow S is pointing

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What kind of material should you choose if you want to stop the flow of an electrical current?

• enchancer

• inhibitor

• conductor

• insulator

High frequency waves have _________ wavelengths.

• varying

• long

• the same

• short

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Visible light is an example of

• electromagnetic energy.

• nuclear energy.

• electrical energy.

• chemical energy.

A light year is...

• The speed light travels

• How long it takes light to get to you from the sun

• The distance light can travel in a year

• How many years it takes light to be emitted

Which picture is a solid?

• A

• B

• C

What is the primary force that keeps planets in orbit around the sun?

• Gravitational force

• Magnetic force

• Nuclear force

• Electromagnetic force

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