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Chapter 2 - Unit Test - Astronomy
  • 1. The force that propels a rocket forward is called
A) thrust.
B) an action force.
C) velocity.
D) escape velocity.
  • 2. Humans first landed on the moon in
A) 1969.
B) 1971.
C) 1961.
D) 1957.
  • 3. A ________________________ can carry satellites into orbit.
A) rover
B) space probe
C) space shuttle
D) space station
  • 4. Rockets were first developed in
A) China.
B) the United States.
C) the Soviet Union.
D) Great Britain.
  • 5. The goal of the Apollo program was to
A) prove that the moon is solid.
B) land astronauts on the moon.
C) put the first American in space.
D) establish a permanent colony on the moon.
  • 6. The main advantage of a multistage rocket is that
A) it can be reused after returning to Earth.
B) it can carry humans into space.
C) the total weight of the rocket is reduced as the rocket rises.
D) it requires less fuel to overcome gravity at the time of launch.
  • 7. The main purpose of a space station is to
A) show that different countries can work together.
B) take photos and readings of other planets in the solar system.
C) carry out experiments in space.
D) use solar panels to produce electricity for people on Earth.
  • 8. An example of an artificial satellite is
A) a rover.
B) the moon.
C) Explorer 1.
D) the Eagle.
  • 9. Which is a cooperative effort among many different countries?
A) the space race
B) NASA
C) the International Space Station
D) the Apollo program
  • 10. The speed of a rocket in a given direction is its
A) rover
B) vacuum
C) thrust
D) velocity
  • 11. The first person to walk on the moon was
A) John Glenn
B) Buzz Aldrin
C) Neil Armstrong
D) Robert Goddard
  • 12. Some space probes have small robots called ________________________ that collect and analyze samples.
A) space stations
B) rovers
C) satellites
D) space shuttles
  • 13. True or False: The first American to orbit Earth was Alan Shepard.
A) True
B) False
  • 14. True or False: A space probe is a spacecraft that has no human crew.
A) True
B) False
  • 15. True or False: Orbital velocity is the velocity a rocket must reach to fly off into space.
A) True
B) False
  • 16. True or False: The force of gases shooting out the back of a rocket is an example of an action force.
A) True
B) False
  • 17. A spacecraft that has various scientific instruments that can collect data, including visual images, but has no human crew is called a ________________________.
A) space shuttle
B) space probe
C) space station
D) rovers
  • 18. A ________________________ is a large artificial satellite on which people can live and work for long periods.
A) space probe
B) rovers
C) space shuttle
D) space station
  • 19. Some probes have small robots called ________________________ that can move about on the surface of another planet or moon.
A) space station
B) space shuttle
C) space probe
D) rovers
  • 20. A ________________________ is a spacecraft that can carry a crew into space, return to Earth, and then be reused for the same purpose.
A) rovers
B) space station
C) space probe
D) space shuttle
space shuttle
  • 21. This is a picture of a:
A) rover
B) space shuttle
C) space probe
D) space station
space probe
  • 22. This is a picture of a:
A) space probe
B) space station
C) rover
D) space shuttle
space station
  • 23. This is a picture of a:
A) space shuttle
B) space station
C) rover
D) space probe
rover
  • 24. This is a picture of a:
A) space shuttle
B) space station
C) space probe
D) rover
  • 25. True or False: The Soviets launching the satellite Sputnik 1 started the Space Race.
A) False
B) True
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