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