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