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