Earth and Universe

How long does it take for Earth to spin on its axis?

• 365 days

• One month

• 24 hours

How long does it take for Earth to revolve around the sun?

• 365 days

• 31 days

• 24 hours

• Two years

What causes seasons?

• The tilt of earth on its axis

• Moon phases

• Night and day

• Earth spinning on its axis

What causes day and night?

• Tilt of earth

• The revolution around the sun

• Earth’s rotation

• The moon phases

All of the following are inner planets except

• Mercury

• Mars

• Saturn

• Venus

The outer planets are

• Rocky

• Have few or no moons

• Have no rings

• Made of gases

The phases of the moon are caused by

• The earth rotating

• The revolution of the moon around the earth

• The sun

• The tides

Inner planets have

• Many moons

• Many rings

• Rocky surfaces

• Many gases

The path one object takes around another is called

• Gravity

• Orbit

• Rotation

• Revolution

One complete trip around the sun is called a

• Rotation

• Orbit

• Revolution

• Eclipse