Properties of Waves
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are electromagnetic waves?
Back
Electromagnetic waves are waves that can travel through a vacuum and do not require a medium. Examples include visible light, x-rays, and microwaves.
2.
FLASHCARD QUESTION
Front
Why can't sound be heard in space?
Back
Sound cannot be heard in space because space is a vacuum, which means there is no medium (like air) for sound waves to travel through.
3.
FLASHCARD QUESTION
Front
What is wavelength?
Back
Wavelength is the distance between two identical points on a wave, such as from crest to crest or trough to trough.
4.
FLASHCARD QUESTION
Front
What are mechanical waves?
Back
Mechanical waves are waves that require a medium (solid, liquid, or gas) to travel through. Sound waves are an example of mechanical waves.
5.
FLASHCARD QUESTION
Front
What is a wave?
Back
A wave is a disturbance that sends energy away from the source. It can be in the form of sound, light, or other types of energy.
6.
FLASHCARD QUESTION
Front
What is the difference between transverse and longitudinal waves?
Back
In transverse waves, the particle movement is perpendicular to the direction of wave travel (e.g., light waves). In longitudinal waves, the particle movement is parallel to the direction of wave travel (e.g., sound waves).
7.
FLASHCARD QUESTION
Front
What is amplitude?
Back
Amplitude is the maximum distance that the particles of a wave move from their rest position. It is related to the energy of the wave.
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