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