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