3.3 Review

Front

What is the transfer of energy as electromagnetic waves called?

Back

Radiation

Front

What type of waves are disturbances in electric and magnetic fields?

Back

Light waves

Front

Which type of light has slightly longer wavelengths than red light?

Back

Infrared light

Front

What is the acronym for the order of visible light waves?

Back

ROYGBIV

Front

What type of light do we perceive when we see all the wavelengths of light at once?

Back

White light

Front

What is the visible spectrum?

Back

The range of wavelengths of light that can be seen by the human eye, typically from about 380 nm to 750 nm.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second (or about 300,000 km/s).

Front

What is the relationship between wavelength and frequency in electromagnetic waves?

Back

They are inversely related; as the wavelength increases, the frequency decreases.

Front

What is the electromagnetic spectrum?

Back

The range of all types of electromagnetic radiation, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.

Front

What is infrared radiation used for?

Back

It is commonly used in remote controls, thermal imaging, and heating.