What Do Astronomers Mean by Light Pollution

question 45

Multiple Choice

What do astronomers mean by light pollution?

• A) Light pollution is light from human sources that makes it difficult to see the stars at night.
• B) Light pollution is a type of air pollution created by lightweight gases such as hydrogen and helium.
• C) Light pollution means contamination of light caused by chemicals in the Earth's atmosphere.
• D) Light pollution is a term used to describe the appearance of the sky in regions that are crowded with stars.

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Definitions:

Federal Government

A system of government where powers are divided between a central government and several regional governments.

Local Government

Administrative bodies governing specific geographic areas within a country, responsible for local affairs and services.

Controlled By Government

Refers to organizations, activities, or functions that are directly managed, regulated, or overseen by government bodies.

Unregulated

Situations or sectors not controlled or governed by rules, standards, or laws, often leading to freer, but potentially more volatile, operations.