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Mini Quiz
100
What is a star?
A star is a massive, luminous sphere of plasma held together by gravity.
200
What star has not been discovered yet?
A Black Dwarf Star.
300
What are two famous Red Supergiants?
Antares and Betelgeuse.
400
What do both star cycles star out with?
A Nebula.
500
Which layer of the sun is visible to us?
The Photosphere.