Stars and the Life Cycle of Stars Quiz
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5 questions, one answer each
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1. What is the stage of a star's life immediately after the nebula stage?
- A. Red giant
- B. Protostar
- C. White dwarf
- D. Supernova
2. What comes after the main sequence stage for a star similar in size to the Sun?
- A. Supernova
- B. Red super giant
- C. Red giant
- D. Black hole
3. What remnant is left after a star much more massive than the Sun explodes as a supernova, if the remaining core is extremely massive?
- A. A white dwarf
- B. A black dwarf
- C. A red giant
- D. A black hole
4. Up to which element can fusion inside a normal star produce?
- A. Hydrogen
- B. Carbon
- C. Iron
- D. Uranium
5. Explain why elements heavier than iron are found on Earth even though ordinary stellar fusion cannot produce them.
- A. They were created inside the Earth itself
- B. They were produced during a supernova explosion and scattered through space, later forming part of the Earth
- C. They arrived from the Sun during its main sequence stage
- D. They are formed by nebulae directly, without any star involved