Astronomy Benchmark Review

Which describes the Sun? 

• planet
• star
• natural satellite

What do all of the planets have in common?

• all orbit the Sun
• they are mostly the same size
• all orbit the Earth
• they are all made of gases

Which object is Earth's natural satellite?

• Mars
• the Sun
• Venus
• the Moon

What causes seasons?

• Earth's rotation on its axis 
• Earth's tilt and revolution around the Sun

What causes day and night?

• Earth's rotation on its axis 
• Earth's tilt and revolution around the Sun

How long does it take for Earth to REVOLVE around the Sun once?

• 1 year / 365 days
• 1 day / 24 hours 

How many phases does the Moon have?

• one
• eight 
• thirty

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

• 1 year / 365 days
• 1 day / 24 hours 

If a Full Moon occurs on January 19th, then when will you most likely see another Full Moon? 

• January 29th 
• February 8th
• February 21st

How many days does it take for the Moon to go through all of its phases?

• about 1 month
• 1 year
• 24 hours