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