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