A) velocity. B) thrust. C) an action force. D) escape velocity.
A) 1969. B) 1961. C) 1971. D) 1957.
A) space station B) space shuttle C) space probe D) rover
A) China. B) the United States. C) Great Britain. D) the Soviet Union.
A) establish a permanent colony on the moon. B) land astronauts on the moon. C) put the first American in space. D) prove that the moon is solid.
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 be reused after returning to Earth. D) it can carry humans into space.
A) show that different countries can work together. B) carry out experiments in space. C) take photos and readings of other planets in the solar system. D) use solar panels to produce electricity for people on Earth.
A) the Eagle. B) a rover. C) the moon. D) Explorer 1.
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) rovers B) space shuttles C) satellites D) space stations
A) False B) True
A) False B) True
A) True B) False
A) False B) True
A) space probe B) space station C) rovers D) space shuttle
A) space station B) space probe C) rovers D) space shuttle
A) space station B) space shuttle C) space probe D) rovers
A) rovers B) space station C) space probe D) space shuttle
A) space shuttle B) rover C) space probe D) space station
A) space shuttle B) rover C) space station D) space probe
A) space station B) rover C) space shuttle D) space probe
A) space probe B) space station C) rover D) space shuttle
A) False B) True |