A) escape velocity. B) thrust. C) velocity. D) an action force.
A) 1957. B) 1961. C) 1971. D) 1969.
A) rover B) space shuttle C) space station D) space probe
A) Great Britain. B) the United States. C) China. D) the Soviet Union.
A) put the first American in space. B) prove that the moon is solid. C) establish a permanent colony on the moon. D) land astronauts on the moon.
A) the total weight of the rocket is reduced as the rocket rises. B) it can be reused after returning to Earth. C) it can carry humans into space. 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) use solar panels to produce electricity for people on Earth. C) carry out experiments in space. D) show that different countries can work together.
A) the moon. B) a rover. C) Explorer 1. D) the Eagle.
A) the Apollo program B) the International Space Station C) NASA D) the space race
A) thrust B) rover C) vacuum D) velocity
A) Robert Goddard B) Buzz Aldrin C) John Glenn D) Neil Armstrong
A) rovers B) space shuttles C) satellites D) space stations
A) False B) True
A) False B) True
A) True B) False
A) False B) True
A) space probe B) space station C) rovers D) space shuttle
A) space station B) rovers C) space probe D) space shuttle
A) rovers B) space probe C) space shuttle D) space station
A) space probe B) rovers C) space shuttle D) space station ![]()
A) space shuttle B) space station C) space probe D) rover ![]()
A) space probe B) space shuttle C) space station D) rover ![]()
A) rover B) space shuttle C) space station D) space probe ![]()
A) space probe B) space shuttle C) space station D) rover
A) False B) True |