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