Prisms and Diffraction Gratings Can Both

question 4

Multiple Choice

Prisms and diffraction gratings can both

• A) invert a light ray's frequency and wavelength
• B) change sunlight into a single color.
• C) slow down light to a few meters per second, if used back-to-back.
• D) break the incoming light beam into its constituent colors.

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Definitions:

Relay Station

A site or mechanism in the body or in a communication system for passing signals or messages from one part or member to another.

Thalamus

A structure in the brain that acts as a relay station, directing sensory signals to the appropriate areas in the cortex.

Brainstem

The lower part of the brain that connects the cerebrum with the spinal cord and controls vital functions such as heart rate, breathing, and blood pressure.

Medulla

A region at the base of the brainstem involved in autonomic functions, such as breathing, heart rate, and blood pressure regulation.