NGSS.MS-ESS1-2

What forces cause a planet to orbit?

• gravity and orbit
• gravity and inertia
• gravity and mass
• gravity and weight

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NGSS.MS-ESS1-2

What would happen to the planets in the solar system if the sun’s gravitational force were to suddenly disappear?

• They will stop moving and become static.
• They will stop spinning.
• They will fly away in straight lines.
• They will start moving toward the Sun

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NGSS.MS-ESS1-2

Which keeps moons in their orbit?

• the gravitational pull of their planets
• The gravitational pull of the Sun
• the gravitational pull of asteroids
• the gravitational pull of other moons.

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NGSS.MS-ESS1-2

The Milky Way Galaxy is most likely 

• an irregular galaxy
• a spiral galaxy
• an elliptical galaxy
• a nebula

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NGSS.MS-ESS1-2

The farther from the sun the _____________ the revolution (year)

• shorter
• longer

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NGSS.MS-ESS1-2

The gravitational pull of the Sun affects which of the following properties of the planets in our solar system?

• Chemical composition
• Speed and shape of orbit
• Formation of land features
• Number of moons

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NGSS.MS-ESS1-2

What force pulls the moon towards Earth?

• gravity
• inertia
• weight
• mass

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NGSS.MS-ESS1-2

A collection of stars, dust, and gas bound together by gravity is a - 

• Universe
• Solar System
• Planet
• Galaxy

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NGSS.MS-ESS1-2

What is the Milky Way?

• a candy bar

• a star

• a solar system

• a galaxy

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NGSS.MS-ESS1-2

What keeps the planets in orbit around the sun?

• gravity

• friction

• density

• distance

Tags

NGSS.MS-ESS1-2