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