What do astronomers mean by light pollution?
A)Light pollution is a type of air pollution created by lightweight gases such as hydrogen and helium.
B)Light pollution is light from human sources that makes it difficult to see the stars at night.
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.

Question

Quizplus · Accepted Answer

Astronomers use the term light pollution to refer to the artificial lights created by human activities that make it difficult to observe the nighttime sky. This can include city lights, streetlights, and other sources of outdoor lighting that create a bright and hazy glow that obscures the stars above. Light pollution can have a significant impact on astronomical research and on people's ability to experience the wonder of the night sky.

What Do Astronomers Mean by Light Pollution