Unit 8 (Lesson 3) ⇱
Unit 8 (Lesson 3)
Question 1. What do astronauts wear to go outside the spacecraft?
Question 2. Which object can orbit Earth and send signals?
Question 3. What is used to look at stars and planets?
Question 4. What can a rocket do?
Question 5. What is a comet mainly made of?
Question 6. What is the surface of the moon covered with?
Question 7. Who was the first person to step on the moon?
Question 8. What is the function of a space station?
Question 9. What is the diameter of the Earth?
Question 10. What word describes the outside layer of a planet?