Unit 3 Review

Front

What type of electromagnetic waves are used to see through the skin and check for broken bones?

Back

X-rays are used to see through the skin and check for broken bones.

Front

What is the term for how often waves roll in during a set amount of time?

Back

Frequency is the term for how often waves roll in during a set amount of time.

Front

Which wave has greater energy: a wave with higher frequency and shorter wavelength or a wave with lower frequency and longer wavelength?

Back

The wave with higher frequency and shorter wavelength has greater energy.

Front

What type of electromagnetic wave do polarized sunglasses primarily filter?

Back

Polarized sunglasses primarily filter visible light.

Front

What portion of the electromagnetic spectrum can be detected by the human eye?

Back

Visible light is the portion of the electromagnetic spectrum that can be detected by the human eye.

Front

What is the definition of wavelength?

Back

Wavelength is the distance between two consecutive peaks or troughs in a wave.

Front

What is amplitude in the context of waves?

Back

Amplitude is the height of the wave from its rest position to its peak.

Front

What is the relationship between frequency and energy in waves?

Back

Higher frequency waves have greater energy.

Front

What are gamma rays?

Back

Gamma rays are a type of electromagnetic radiation with very high energy and short wavelength.

Front

What are ultraviolet rays?

Back

Ultraviolet rays are electromagnetic waves with a wavelength shorter than visible light but longer than X-rays.