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