11. Which of these objects has smallest radius? a. A 1.2 solar mass white dwarf b....
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11. Which of these objects has smallest radius? a. A 1.2 solar mass white dwarf b. A o.6 solar mass white dwarf c. Jupiter 12. What would happen if the Sun suddenly becomes a black hole without changing its mass? a. The black hole would quickly suck in earth b. Earth's orbit would gradually spiral into black hole. c. Earth's orbit would not change 13. Which of these is a pulsar? a. A main sequence star b. A black hole C. A neutron star 14. What happens to the escape speed from an object if you shrink it? a. It increases. b. It decreases c. It stays the same 15. Can Earth naturally turn into a black hole? a. Yes, when the Sun dies, Earth will turn into Black hole b. No, never 11. Which of these objects has smallest radius? a. A 1.2 solar mass white dwarf b. A o.6 solar mass white dwarf c. Jupiter 12. What would happen if the Sun suddenly becomes a black hole without changing its mass? a. The black hole would quickly suck in earth b. Earth's orbit would gradually spiral into black hole. c. Earth's orbit would not change 13. Which of these is a pulsar? a. A main sequence star b. A black hole C. A neutron star 14. What happens to the escape speed from an object if you shrink it? a. It increases. b. It decreases c. It stays the same 15. Can Earth naturally turn into a black hole? a. Yes, when the Sun dies, Earth will turn into Black hole b. No, never
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Related Book For
Principles of Macroeconomics
ISBN: 978-0134078809
12th edition
Authors: Karl E. Case, Ray C. Fair, Sharon E. Oster
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