What are electromagnetic waves?
Waves

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Physics
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9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Electromagnetic waves are waves that can travel through a vacuum and do not require a medium. Examples include radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.
2.
FLASHCARD QUESTION
Front
Which types of materials can sound travel through?
Back
Sound can travel through solids, liquids, and gases.
3.
FLASHCARD QUESTION
Front
What are mechanical waves?
Back
Mechanical waves are waves that require a medium (solid, liquid, or gas) to travel through. Examples include sound waves and water waves.
4.
FLASHCARD QUESTION
Front
Define a wave in the context of physics.
Back
A wave is a regular disturbance that carries energy through matter or space.
5.
FLASHCARD QUESTION
Front
What happens to the wavelength when the frequency of a wave increases?
Back
When the frequency of a wave increases, the wavelength decreases.
6.
FLASHCARD QUESTION
Front
What is the crest of a wave?
Back
The crest is the highest point of a wave.
7.
FLASHCARD QUESTION
Front
What is the trough of a wave?
Back
The trough is the lowest point of a wave.
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