Earth and Space

What number planet is Earth from the sun?

• 6

• 12

• 3

• 7

Why do planets orbit the sun (and not float around in space)?

• the moons are keeping them in place
• They were hit by an asteroid
• they were hit by a comet
• the sun's gravity keeps them in place

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Astronauts need to be able to breathe, eat, sleep, and work in space.

An astronaut is someone who...

• gazes at stars

• uses star charts

• travels into space

• sails around the world

Describe the differences of inner and outer planets.

• Inner planets are small rocky planets, outer planets are large and gaseous
• Inner planets are large and gaseous, and outer planets are small hot planets
• Inner planets are rocky  and large, outer planets are small and rocky
• Inner planets are small gaseous planets, outer planets are large rocky planets.

How many moons could fit inside the Earth?

• 4

• 8

• 12

• one million

Tags

NGSS.MS-ESS1-3

According to the information in the table below, which planet has a diameter closet to

Earth’s diameter and is the second planet from the sun?

• Mercury

• Venus

• Mars

• Jupiter

Tags

NGSS.MS-ESS1-3

Can we classify galaxies based on their size?

• Yes

• No

How many types of galaxies are there?

• 1

• 4

• 3

• 2

Can we classify galaxies based on their shape?

• Yes

• No

Pick all the correct answers

What are galaxies made of?

• cosmic dust

• galaxies

• planets

• stars

• dust