Brown Dwarfs
Authored by Ron F.
Other Sciences
9th - 12th Grade
Used 392+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energy is generated in the cores of stars by fusing ___
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The expansion created by the heat of fusion is usually balanced by a star's gravity, creating ___
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In gas giants, like Jupiter, the force of gravity is balanced by ___
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The minimum mass for fusing hydrogen, and becoming a star, is roughly ___
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Stars form from collapsing gas clouds, just like the Sun did ___ years ago
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Objects with a mass range between the heaviest planets and the lightest stars became known as ___
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Astronomers classify stars, using letters, based on their ___
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