- 1. A rocket moves forward when ___________ are expelled from the rear of the rocket.
A) waters B) forces of gravity C) gases D) fuels
- 2. For every action, there is an equal and ___________ force or reaction.
A) opposite B) weaker C) same D) stronger
- 3. Early rockets were created by the British around the year 1000.
A) True B) False
- 4. The development of multistage rockets made it possible to send rockets farther into space.
A) False B) True
- 5. There are usually ____________ stages in a multistage rockets.
A) 1 B) 3 C) 2 D) 4
- 6. The moon is a satellite.
A) False B) True
- 7. The first artificial satellite was launched in
A) 1947 B) 1957 C) 1977 D) 1967
- 8. The first person was launched into space in
A) 1971 B) 1951 C) 1981 D) 1961
- 9. Satellites and space stations are used for ______________
A) communications B) research C) All of these D) navigation
- 10. Geosynchronous satellites revolve around Earth ______________ Earth rotates.
A) faster than the B) None of these C) at the same rate that D) slower than the
- 11. A space station is a satellite.
A) True B) False
- 12. The first space station was launched in
A) 1971 B) 1981 C) 1951 D) 1961
- 13. The first space shuttle was launched in
A) 1991 B) 1981 C) 1971 D) 1961
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