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