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