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