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Questions regarding life cycle of star

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Question
Answer
Which is the best unit for measuring the distance of stars from Earth?   light years  
The life span of a star depends on   Its mass  
Which unit represents the largest distance?   Light Years  
When is a Star officially born?   When the temperature becomes hot enough to burn hydrogen  
State, in order, the life cycle of a sun-like star   Nebula, protostar, main sequence, red giant, planetary nebula, white dwarf  
All matter in the universe began as either hydrogen or helium. What processes created all the other elements?   Stars and supernovae  
State, in order, the life cycle of a large star   Nebula, protostar, main sequence,super red giant, supernova, neutron star  
state, in order, the life cycle of a giant star   Nebula, protostar, main sequence, super red giant, supernova, black hole  


   






 
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Created by: nprincilus