Unit 8 Lesson 1 What Are Planets and Stars? g2

In which group does Earth belong?

• constellations

• planets

• stars

Tags

NGSS.MS-ESS1-3

What is a planet?

• a group of stars that forms a pattern in the sky

• a large ball of hot gases that gives off heat and light

• a large ball of rock or gas that moves around the sun

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

This diagram shows the orbits of planets.

Which planet takes the longest time to make one orbit?

• Venus

• Saturn

• Mars

Tags

NGSS.MS-ESS1-2

This picture shows the path Earth takes as it moves around the sun.

What is the path called?

• an orbit

• a moon

• a constellation

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Which thing is a huge ball of hot gases that gives off heat and light?

• a moon

• a planet

• a star

This picture shows a part of a constellation. The dots in the picture form a pattern.

What do the dots represent?

• moons

• planets

• stars

Tags

NGSS.MS-ESS1-1

This table compares the sizes of two planets.

Which planet belongs in the table?

• Earth

• Jupiter

• Neptune

Tags

NGSS.MS-ESS1-3

How many planets are in the solar system?

• 7

• 9

• 8

Tags

NGSS.MS-ESS1-3

This picture shows the planets in order from the sun.

Which planet is the arrow pointing to?

• Mars

• Uranus

• Venus

Tags

NGSS.MS-ESS1-1

Which things are found in our solar system?

• the stars, the planets, the planets’ suns

• the sun, the planets, the planets’ moons

• the moon, the planets, the constellations

Tags

NGSS.MS-ESS1-3