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