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