Most stars have ______ moving around them.

• moons

• planets

• asteroids

• comets

Tags

NGSS.MS-ESS1-2

Planets create their own light.

• True

• False

The path an object follows around another object, such as a star, is called a(n) ______.

• rotation

• gravitational pull

• orbit

• circle

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

The sun makes heat and light.

• True

• False

Tags

NGSS.5-PS3-1

How many planets are there in our Solar System?

• 6

• 7

• 8

• 9

The strong pull of Sun's gravity keeps the planets from floating away.

• True

• False

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Mercury, Venus, Earth and Mars are the planets that are in the ______ part of the Solar System.

• hottest

• coldest

On ______, conditions are just right for life.

• Mercury

• Jupiter

• Mars

• Earth

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Saturn's rings are made of ice and dust.

• True

• False

Tags

NGSS.MS-PS1-1

Dwarf planets are much ______ than regular planets.

• smaller

• bigger

• colder

• hotter

Tags

NGSS.MS-ESS1-3