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