More cards in this set

Card 16

Front

How long does it take light from the sun to reach Earth?

Back

Preview of the front of card 16

Card 17

Front

How does it take take light from the 2nd nearest star to reach us?

Back

Preview of the front of card 17

Card 18

Front

What is the name of the 2nd nearest star to us?

Back

Preview of the front of card 18

Card 19

Front

How fast does light travel?

Back

Preview of the front of card 19

Card 20

Front

What mission has America planned for after 2020?

Back

Preview of the front of card 20