Solar System Topic 6

Choose all answers below that give characteristics about the sun.

• It is the center of the universe

• Earth would be very cold without the sun

• It is a medium-sized star

• It is the largest object in our universe

Stars appear ____________ in the night sky because they are so far away from Earth.

• small

• large

All stars that we see in the night sky are part of our solar system.

• True

• False

The stars that are closest to our solar system are part of the Alpha Centauri Star System.

• True

• False

In 2017, NASA discovered 200 new planets. What do these planets circle around?

• other stars

• Earth

• the sun

• the moon

How long does it take Earth to orbit the sun? Choose all that apply.

• 365 days

• 52 weeks

• 1 year

How long does it take Earth to make one full rotation? Choose all that apply.

• 24 hours

• 1 day

• 1 year

• 1 hour

How long does it take the moon to orbit the Earth?

• 1 day

• about 27 days

• 1 year

• 1 month

Which planet does not have a moon?

• Venus

• Jupiter

• Mars

• Earth

Which choice has the inner planets listed in order starting with the FARTHEST from the sun?

• Venus, Earth, Mars, Mercury

• Mercury, Venus, Earth, Mars

• Mars, Earth, Venus, Mercury

• Earth, Mars, Venus, Mercury