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