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