Unit 1 Review

The Sun is a _________

• blackhole

• planet

• star

Tags

NGSS.MS-ESS1-3

1 AU =

• 93 million miles

• 93 billion miles

• 93 thousand miles

Tags

NGSS.MS-ESS1-3

Earth is __ AU from the sun

• 1

• 93

• 45

Tags

NGSS.MS-ESS1-3

The first 4 planets in our solar system are _____________ planets

• Gas

• terrestrial

The last 4 planets in our solar system are _____________ planets

• Gas

• terrestrial

_____________ means "earth-like"

• Celestial

• Geological

• Terrestrial

Match the following

• Meteors

• "Dirty snowball" of space. made of ice & rock

• comet

• the largest of the space rocks (left over from the formation of space)

• Asteroid

• are sometimes called falling or shooting stars. They begin as meteoroids.

The first 4 planets are ____________ because they have a rocky crust

• gas giants

• terrestrial

This planet currently has remote control rovers on its RED rocky surface sending back pictures and conducting experiments.

• Mars

• Jupiter

• Mercury

Which of the following early astronomers was credited for observing the first 6 planets?

• Aristotle

• Mrs. Hilbert

• Galileo