What Is a Quasar

question 40

Multiple Choice

What is a quasar?

• A) an AGN powered by a supermassive black hole
• B) a star that only emits radio waves
• C) a star made up of quarks
• D) a galaxy that has its light affected by a gravitational lens

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Definitions:

Auditory Nerve

The nerve that carries signals from the inner ear to the brain, allowing us to process sounds.

Eardrum

A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves, aiding in the process of hearing.

Auditory Cortex

A region of the brain located in the temporal lobes that is responsible for processing auditory information.

Cochlea

A spiral-shaped, fluid-filled inner ear structure vital for hearing, as it transforms sound into nerve impulses.