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18 questions
What is the final stage of a very high mass star?
White Dwarf
Black Hole
Red Giant
Neutron Star
Which stage of life is the sun currently in?
White Dwarf
Planetary Nebula
Main Sequence
Red Giant
What is the name of the cosmic cloud of dust and gas that is the first stage in the birth of a star?
Protostar
Spiral Galaxy
Quasar
Stellar Nebula
A stellar nebula will eventually condense into a hot ball of mostly hydrogen called a __________. At this point, nuclear fusion has not yet started but it will soon.
Protostar
White Dwarf
Brown Dwarf
Main Sequence
In a high mass star, at the end of the red giant phase, the gravity causes the star to rapidly collapse. This collapse causes a massive explosion called a __________
White Dwarf
Planetary Nebula
Supernova
Neutron Star
In a very high mass star, a supernova triggers the formation of a __________ which has a gravitational pull so strong that even light cannot escape.
White Dwarf
Neutron Star
Stellar Nebula
Black Hole
Which elements are found in a main sequence star?
Hydrogen (H)
Helium (He)
Carbon (C)
Oxygen (O)
A star is born when ____ begins...
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