Why Is Convection Important in Stars

question 84

Multiple Choice

Why is convection important in stars?

• A)because it mixes the star's gases and increases the temperature of the star
• B)because it mixes the star's gases and transports energy outwards
• C)because it carries energy toward the core of the star
• D)because it carries the neutrinos to the surface of the star where they can escape

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Definitions:

U-Shaped Valley

A glacially carved valley characterized by steep sides and a flat bottom, resembling the shape of a "U."

Lateral Moraine

A ridge of debris deposited along the sides of a glacier, marking the previous extent of the glacier's reach.

Terminal Moraine

A moraine deposited at the point of furthest advance of a glacier or ice sheet, marking its maximum extent.

Kettle

A pitlike depression in glacial deposits, commonly a lake or swamp; formed by the melting of a large block of ice that had been at least partly buried in the glacial deposits.