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