Final Questions — All-Book

A. Fill in the blanks

1. A rocket moves by pushing _______ downward.
2. A satellite in orbit is really always _______.
3. A _______-year is a measure of distance.
4. India's Moon rover was named _______.

B. Write True or False

1. There is no gravity in space. ( ___ )
2. A telescope is mainly a giant light-bucket. ( ___ )
3. The Moon holds water as ice near its poles. ( ___ )
4. Only astronauts work in space. ( ___ )

C. Answer in a few sentences

1. Explain, using Newton's cannonball, what an orbit is.
2. Why is looking far into space also looking back in time?
3. Give two reasons water on the Moon would be valuable.

D. Explore and reflect

1. Which Space Lab experiment taught you the most, and what did you learn?
2. Which chapter changed how you think about space? Explain.
3. Describe one space career you might like, and one step towards it.