The Figure Shows a Color Image of Betelgeuse, a Red

question 39

Multiple Choice

The figure shows a color image of Betelgeuse, a red giant star. Which of the surface temperatures below best matches Betelgeuse's surface temperature? Hint: Our sun at 6000 K is yellow.

• A) 64,000 K
• B) 32,000 K
• C) 16,000 K
• D) 8000 K
• E) 2000 K

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Definitions:

Axon

A long, slender projection of a nerve cell, or neuron, that typically conducts electrical impulses away from the neuron's cell body.

Myelin Sheath

A protective coating around nerve fibers in the central and peripheral nervous systems, facilitating electrical impulses' transmission.

Neural Impulse

An electrical signal that travels along a neuron, enabling communication between neurons or between neurons and muscles.

Axon

A long, slender projection of a nerve cell that typically conducts electrical impulses away from the neuron's cell body.