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