Earth, moon and sun unit review

How does light travel?

• zigzags

• bright

• straight lines only

• cirlces

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

• 1 year

• 29 1/2 days

• 1 week

• 6 months

Could half the Moon that faces Earth ever be COMPLETELY dark in any of these diagrams?

• always in diagram 1 but sometimes in diagram 3

• no the moon is always lit by the sun

• only in diagram 3

• only in diagram 1

Can light bend around a corner to get to an object?

• yes if the object is solid

• yes if the object is small

• no light only travels in straight lines

• no light will just go through the object

Why do most of our illustration show a dotted circle?

• the artist was bored

• to show the orbit of a planet or the moon

• to show the rotation of the sun

• there should never be a dotted circle

One day you look up in the night sky a see a quarter moon. You go back out and look again in a month. What will you see?

• a new moon

• full moon

• gibbous moon

• another quarter moon

Where does the moon get its light?

• it illuminated by the Earth

• it makes its own light

• its illuminated by the sun

• it is never illuminated

What is one of the conditions needed for a lunar eclipse?

• the moon needs to block the light of the sun

• the sun needs to be right next to the moon

• the moon needs to be slightly about the Earth

• the Earth needs to be between the sun and the moon

What phase does the moon have to be in for their to be a lunar eclipse?

• full moon

• new moon

• crescent moon

• quarter moon

Why does the moon appear to get larger over time?

• the moon lights brighter

• the moon moved so you are able to see MORE of the half that faces the sun

• the moon moved so you are able to see LESS of the half that faces the sun

• the sky gets darker