In physics, ultrashort waves form a part of the electromagnetic spectrum.

This spectrum analyzer analyzes the wavelengths of light in detail.

He is an expert in physics.

Part of this movie is based on actual events.

Shortwave radio can receive broadcasts from distant regions.

Electromagnetic waves propagate at the speed of light.

The formation of a mountain requires millions of years.

He formed a new team.

He believes that he is an extra-sensory person.

He is a professor of physics.