A) thrust. B) an action force. C) velocity. D) escape velocity.
A) 1971. B) 1969. C) 1961. D) 1957.
A) rover B) space shuttle C) space probe D) space station
A) Great Britain. B) the United States. C) the Soviet Union. D) China.
A) put the first American in space. B) land astronauts on the moon. C) prove that the moon is solid. D) establish a permanent colony on the moon.
A) the total weight of the rocket is reduced as the rocket rises. B) it can be reused after returning to Earth. C) it requires less fuel to overcome gravity at the time of launch. 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) Explorer 1. C) the moon. D) the Eagle.
A) the space race B) the Apollo program C) NASA D) the International Space Station
A) rover B) vacuum C) velocity D) thrust
A) John Glenn B) Buzz Aldrin C) Robert Goddard D) Neil Armstrong
A) space stations B) satellites C) space shuttles D) rovers
A) False B) True
A) False B) True
A) True B) False
A) True B) False
A) space probe B) space station C) rovers D) space shuttle
A) space station B) space shuttle C) rovers D) space probe
A) space station B) space probe C) space shuttle D) rovers
A) space probe B) space shuttle C) space station D) rovers ![]()
A) rover B) space station C) space probe D) space shuttle ![]()
A) space station B) rover C) space probe D) space shuttle ![]()
A) space shuttle B) space probe C) rover D) space station ![]()
A) space probe B) space shuttle C) rover D) space station
A) False B) True |