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