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Conservation of Angular Momentum in a Disk
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Astronomy
AST.122 Conservation of Angular Momentum in a Disk
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What role do collisions among gas and dust particles play as a rotating cloud flattens?
A
They help reduce random vertical motions so material settles into a disk.
B
They force all particles to move away from the star.
C
They make gravity act only on the outer edge.
D
They create angular momentum from nothing.
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