The direct transfer of energy by electromagnetic waves

A form of energy that can move through the vacuum of space.

An invisible form of energy with wavelengths that are shorter than wavelengths violet light.

A natural process where gases in the Earth's atmosphere temporarily hold heat in Earth's atmosphere before radiating it back into space.

Nearly all Earth's energy comes from

Electromagnetic waves are classified according to

Two answers: Most energy from the Sun travels to Earth in the form of

The different "colors" seen in visible light are the result of what?

Blue and violet light have the longest wavelengths.

Red and orange visible light have the longest wavelengths.

Infrared Radiation has shorter wavelengths than red light.

Type of electromagnetic waves that cause sunburns to humans.

All sunlight passes through the Earth's atmosphere to reach the Earth.

What two things happen to sunlight which does not pass through the Earth's atmosphere to Earth's surface?

Name the type of electromagnetic waves that are absorbed by the ozone layer of the Earth's atmosphere.

Visible light scattered in daytime in the Earth's atmosphere looks what color?

Gases in Earth's atmosphere gather light from all directions.

Gas molecules scatter short wavelengths of visible light.

What happens to 50% of the energy from the Sun that reaches the surface of the Earth?

Some of energy absorbed by the Earth's surface is radiated back into the Earth's atmosphere as

What keeps Earth's atmosphere at a temperature that is comfortable for most living things?

Earth's average temperature is fairly constant.

During daytime, the sky appears blue because of

The natural process of temporarily holding heat in the Earth's atmosphere.