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