Space_Vocabulary_DISD_G4

How long does it take the earth to rotate on its axis?

• 24 hours

• 1 month

• 1 year

• 24 days

How long does it take earth to orbit the sun?

• 24 hours

• 1 month

• 1 year

• 24 months

How long does it take the moon to orbit around earth?

• about 1 month

• about 1 year

• about 1 day

An orbit is

• when an object spins around on itself

• the path an object takes around another object in space

What is an axis?

• the path an object takes around another object in space

• an imaginary line that the earth rotates around

• when an object spins around on itself

Which of the following is not a lunar phase?

• first quarter moon

• third quarter moon

• first nickel moon

• full moon

What are moon phases?

• changes in the appearance of the moon's shape

• when the moon changes shape

• when the moon orbits the sun