A) thrust. B) velocity. C) an action force. D) escape velocity.
A) 1961. B) 1957. C) 1971. D) 1969.
A) space probe B) rover C) space shuttle D) space station
A) China. B) the Soviet Union. C) the United States. D) Great Britain.
A) put the first American in space. B) prove that the moon is solid. C) establish a permanent colony on the moon. D) land astronauts on the moon.
A) it requires less fuel to overcome gravity at the time of launch. B) the total weight of the rocket is reduced as the rocket rises. C) it can be reused after returning to Earth. D) it can carry humans into space.
A) carry out experiments in space. B) show that different countries can work together. C) take photos and readings of other planets in the solar system. D) use solar panels to produce electricity for people on Earth.
A) Explorer 1. B) a rover. C) the Eagle. D) the moon.
A) NASA B) the International Space Station C) the space race D) the Apollo program
A) velocity B) thrust C) vacuum D) rover
A) John Glenn B) Neil Armstrong C) Robert Goddard D) Buzz Aldrin
A) satellites B) rovers C) space shuttles D) space stations
A) False B) True
A) True B) False
A) True B) False
A) False B) True
A) space shuttle B) space station C) rovers D) space probe
A) space station B) space probe C) space shuttle D) rovers
A) space shuttle B) space probe C) space station D) rovers
A) rovers B) space shuttle C) space probe D) space station
A) space probe B) rover C) space shuttle D) space station
A) space station B) space shuttle C) rover D) space probe
A) space shuttle B) space station C) rover D) space probe
A) space shuttle B) space probe C) rover D) space station
A) True B) False |