Ultraviolet Radiation with a Wavelength Shorter Than About 200 Nm

question 53

Multiple Choice

Ultraviolet radiation with a wavelength shorter than about 200 nm is hard to observe primarily because

• A) Earth's atmosphere easily absorbs it.
• B) no space-based telescopes operate at ultraviolet wavelengths.
• C) only the lowest-mass stars emit ultraviolet light.
• D) very few objects emit at ultraviolet wavelengths.
• E) Earth emits too much ultraviolet background light.

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Definitions:

Compromise

A solution to a conflict or problem where all parties involved make concessions to reach an agreement.

Phenomenon

An observable fact or event, especially one that can be scientifically described and investigated.

Parsimonious

A term used to describe a theory or explanation that is simple and lacks unnecessary elements, favoring minimal assumptions.

Replicable

Capable of being duplicated or repeated under the same conditions, allowing for verification of results in scientific research.