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