The Surface of the Sun Appears Sharp When We Look

question 40

Multiple Choice

The surface of the Sun appears sharp when we look at it in visible light because:

• A) the photosphere is cooler than the layers below it
• B) the photosphere is thin compared to the other layers in the Sun
• C) the photosphere is much less dense than the convection zone
• D) the photosphere is transparent to radiation
• E) the Sun has a distinct surface

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Definitions:

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brain to the lower back, transmitting neural signals between the brain and the body.

Nervous System

The complex network of nerves and cells that transmit signals between different parts of the body, facilitating bodily functions and sensations.

Cerebrum

The largest part of the brain, responsible for voluntary activities, language, speech, sensory perception, and problem-solving.

Corpus Callosum

The large band of neural fibers connecting the two hemispheres of the brain and facilitating interhemispheric communication.