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