NGSS Review

Because of inertia, a moving object will keep ________.

• at rest

• moving

• in one spot

• inertia 

Anything with ____________ also has a gravitational pull.

• mass

• size

• depth

• light

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What is weight?

• how much fat is on your body

• how strong you are

• how strongly your body is being pulled down by gravity

• when you have to stand in line

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Gravity is based on an object's

• mass

• size

• roundness

• brightness

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What keeps the planets in orbit around the sun?

• gravity and inertia together

• gravity

• inertia

• neither gravity or inertia

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Why do the planets in our solar system orbit the sun?

• because the sun is the brightest object

• because the sun was there first

• because the sun has the most mass

• because nothing can orbit planets

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What happens when two north poles of a magnet are placed together?

• they repel

• they attract

• they cancel each other out

• the strength of the magnet is doubled

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When two magnets attract, they ______________

• push apart

• change color

• get colder

• pull together

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Why does a compass needle, point towards the north?

• The compass is a bar magnet.

• North is up.

• It deflects.

• It lines up with the Earth's magnetic field.

This large crane magnet functions only when the electrical current is ON. The crane magnet is an example of what type of magnet?

• NIB Magnet

• Ceramic Magnet

• Electromagnet

• Disc magnet

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