Read the story and answer the questions to test your comprehension.
The Moon is the only satellite, or object that orbits something, that Earth has. It is the fifth largest satellite in the Solar System. NASA's Apollo program was the only mission to land on the moon from 1969 to 1972.
1. What NASA program landed on the Moon?
- a. Orbiter
- b. Challenger
- c. Apollo
2. The moon is the xth biggest satellite in the Solar System.
- a. Fourth
- b. Fifth
- c. Third
3. What is Earth's only satellite?
- a. Pluto
- b. Mars
- c. The Moon