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Questions and Answers
What is the Crab Nebula known for?
What is the Crab Nebula known for?
- Emitting the most light
- Being the smallest nebula
- Having the oldest stars
- Being formed from a supernova (correct)
When did the supernova that formed the Crab Nebula occur?
When did the supernova that formed the Crab Nebula occur?
- 1054 (correct)
- 2021
- 2000
- 1000 BC
What is a protostar?
What is a protostar?
- A type of black hole
- A stage in star formation before nuclear fusion begins (correct)
- A fully developed star
- A post-star celestial object
What happens if a protostar doesn't become large enough to create nuclear fusion?
What happens if a protostar doesn't become large enough to create nuclear fusion?
Which gas collapses to form protostars?
Which gas collapses to form protostars?
What is the final outcome if a protostar achieves nuclear fusion at its core?
What is the final outcome if a protostar achieves nuclear fusion at its core?
What is a brown dwarf classified as?
What is a brown dwarf classified as?
What is the most well-known planetary nebula mentioned in the text?
What is the most well-known planetary nebula mentioned in the text?
What celestial event led to the formation of the Crab Nebula?
What celestial event led to the formation of the Crab Nebula?
What is the defining characteristic of a protostar according to the text?
What is the defining characteristic of a protostar according to the text?
If a protostar doesn't become large enough to create nuclear fusion, what will it become?
If a protostar doesn't become large enough to create nuclear fusion, what will it become?
Which class of celestial objects does a brown dwarf fall under?
Which class of celestial objects does a brown dwarf fall under?
What will happen if a protostar runs out of material before achieving nuclear fusion?
What will happen if a protostar runs out of material before achieving nuclear fusion?
At what stage of star formation do protostars represent?
At what stage of star formation do protostars represent?
Which type of nebula is the Crab Nebula?
Which type of nebula is the Crab Nebula?
What determines whether a protostar will eventually become a star?
What determines whether a protostar will eventually become a star?
What is the primary factor responsible for creating protostars according to the text?
What is the primary factor responsible for creating protostars according to the text?
What distinguishes a brown dwarf from other celestial objects?
What distinguishes a brown dwarf from other celestial objects?
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