Solar System and Constellations Review

A person who studies the stars, planets and other things in the solar system.

• Astrologer

• Astronaut

• Astronomer

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NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

What is in the solar system?

• The sun & everything that orbits around it

• Planets & their moons

• Asteroids & comets

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NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

How many planets are in the solar system?

• 5

• 7

• 8

Place the planets in order beginning with closest to the sun 1st

• Earth

• Mars

• Mercury

• Venus

• Jupiter

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NGSS.MS-ESS1-3

What keeps the planets in orbit?

• The moon's gravity

• The planet's gravity

• The sun's gravity

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which planet is nearly the same size as Earth?

• Mercury

• Venus

• Mars

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NGSS.MS-ESS1-3

Planets move in how many ways?

• 0

• 1

• 2

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

How do we know about the other planets?

• Man has traveled to other planets

• Scientists are making good guesses

• Telescopes, space probes & the International Space Station

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NGSS.MS-ESS1-3

The planets in our solar system orbit around the _______

• Moon

• Earth

• Sun

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The sun is the brightest star because ______

• It is the closest star to Earth

• It is the hottest star

• It is the biggest star in the sky