A) an action force. B) velocity. C) escape velocity. D) thrust.
A) 1969. B) 1971. C) 1957. D) 1961.
A) rover B) space probe C) space station D) space shuttle
A) Great Britain. B) the United States. C) China. D) the Soviet Union.
A) land astronauts on the moon. B) put the first American in space. C) establish a permanent colony on the moon. D) prove that the moon is solid.
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) show that different countries can work together. B) carry out experiments in space. C) take photos and readings of other planets in the solar system. D) use solar panels to produce electricity for people on Earth.
A) a rover. B) the moon. C) Explorer 1. D) the Eagle.
A) NASA B) the Apollo program C) the space race D) the International Space Station
A) rover B) vacuum C) velocity D) thrust
A) Neil Armstrong B) Buzz Aldrin C) John Glenn D) Robert Goddard
A) space shuttles B) space stations C) satellites D) rovers
A) False B) True
A) True B) False
A) False B) True
A) True B) False
A) space shuttle B) rovers C) space station D) space probe
A) space shuttle B) space station C) rovers D) space probe
A) space station B) space probe C) rovers D) space shuttle
A) space shuttle B) space probe C) space station D) rovers ![]()
A) space probe B) rover C) space shuttle D) space station ![]()
A) space station B) space shuttle C) rover D) space probe ![]()
A) space station B) space shuttle C) rover D) space probe ![]()
A) rover B) space station C) space probe D) space shuttle
A) True B) False |