Quiz · The New Business of Spaceflight

Question 1What is the main idea of this talk?

Private companies have transformed spaceflight into a growing business Governments still control every journey into space Astronauts need many years of careful training Space travel is too dangerous ever to become popular

Question 2According to the talk, what have reusable rockets achieved?

They carry tourists all the way to Mars They land upright after launch and have slashed the cost of missions They have completely replaced the space station They have ended all government space programs

Question 3What concern do critics raise about settlements on the Moon and Mars?

That the tickets for tourists would cost too little That the rockets are too slow for such journeys That tourists would dislike the feeling of weightlessness That such colonies might never be truly self-sufficient and safe