Outer Space

Earth completes one full _______ on its axis every 24 hours.

• Rotation

• Revolution

• Resolution

• Reservation

Tags

NGSS.MS-ESS1-1

Which is NOT an inner planet?

• Mercury

• Earth

• Venus

• Jupiter

Tags

NGSS.MS-ESS1-3

How many planets are in the solar system?

• 8 planets

• 12 planets

• 9 planets

• 2 planets

The sun is a

• Satellite

• Star

• Circle

• Planet

Tags

NGSS.5-ESS1-1

How long does it take Earth to complete one revolution around the sun?

• 24 hours

• One week

• One year

• One month

Tags

NGSS.MS-ESS1-1

In which galaxy is our Solar System located in?

• Aquarius

• The Big Dipper

• The Milky Way

• Cancer

Tags

NGSS.MS-ESS1-2

How did Mars get its nickname "the Red Planet">

• From the iron minerals in the Martian soil that oxidize, or rust, causing the soil and atmosphere to look red

• There is no oxygen and it looks red without any life, hence the nickname

• It looks to be red when we look at it from satellite imaging

• There is no real reason for the nickname

A sun centered system of planets was developed by _______

• Galileo

• Copernicus

• Ptolemy

• Isaac Newton

List the planets in order starting from the sun.

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus

• Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune

How are inner planets similar to each other? (Select all that apply)

• Small

• Rocky surfaces

• Dense

• Gas surfaces