Important Space and Universe Facts (Solved MCQs) for Competitive Exams
1) To a space traveler on moon, how does the lunar sky during day time appear?
Answer: Black
2) NASA’s Deep Impact space mission was employed to take detailed pictures of which comet nucleus?
Answer: Tempel 1 (official designation: 9P/Tempel)
3) How is Albedo defined?
Answer: The amount of insolation reflected back to the space by the top of atmosphere, by clouds and ice-covered areas of the earth’s surface
4) The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth’s surface why happens this?
Answer: clouds
5) The incoming short-wave solar radiation is balanced by an equal amount of long-wave radiation from earth going back to space. What is this?
Answer: Heat balance of earth