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