The astronaut’s weight in space is the same as it is on the Earth.
举一反三
- Once out of the earth’s gravity, the astronaut is affected by the problem of ______ (weight).
- Questions 11-14 are based on the following dialogue: What are the man and woman discussing A: Trash orbiting Earth. B: A trip by an astronaut to the Moon. C: The too much garbage on Earth. D: Becoming space scientists.
- For an astronaut, earth is
- Why does the earth become cool? A: Because the sun gives the heat to the earth. B: Because the moon gives the wind to the earth. C: Because the earth rotates . D: Because the sun's heat bounces to the space.
- Matter is anything________. A: that take up space and have weight B: which takes up space and has weight C: that takes up space and has weight D: those take up space and have weight