Sound Waves
Flashcard
•
Science
•
6th - 8th Grade
•
Easy
Barbara White
Used 8+ times
FREE Resource
Student preview
22 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Vibration Noun
[vy-bray-shun]
Back
Vibration
A rapid back-and-forth movement of an object that is the source of all sound waves.
Example: The image shows how vibrations create sound waves by compressing and rarefying air molecules.
2.
FLASHCARD QUESTION
Front
Mechanical Wave Noun
[muh-kan-i-kuhl wayv]
Back
Mechanical Wave
A wave that requires a medium, such as a solid, liquid, or gas, in order to travel.
Example: The image shows a mechanical wave with compressions and rarefactions, demonstrating how it travels through a medium.
3.
FLASHCARD QUESTION
Front
Medium Noun
[mee-dee-um]
Back
Medium
The substance or material, such as air, water, or a solid, through which a wave can travel.
Example: Air molecules compress and spread apart, showing how sound waves move through air.
4.
FLASHCARD QUESTION
Front
Longitudinal Wave Noun
[lon-ji-too-di-nuhl wayv]
Back
Longitudinal Wave
A wave where the particles of the medium vibrate parallel to the direction of the wave's travel.
Example: The image shows a spring being compressed and expanded, demonstrating how particles move parallel to the wave direction in a longitudinal wave.
5.
FLASHCARD QUESTION
Front
Compression Noun
[kuhm-presh-un]
Back
Compression
The part of a longitudinal wave where the particles of the medium are pushed closely together.
Example: Air molecules are shown closer together in the compression part of a sound wave.
6.
FLASHCARD QUESTION
Front
Rarefaction Noun
[rair-uh-fak-shun]
Back
Rarefaction
The part of a longitudinal wave where the particles of the medium are spread far apart.
Example: The image shows rarefaction in a sound wave where air molecules are spread apart.
7.
FLASHCARD QUESTION
Front
Reflection Noun
[ri-flek-shun]
Back
Reflection
The bouncing back of a wave after it strikes a surface or barrier that it cannot pass through.
Example: Sound waves hit a surface and bounce back, showing reflection.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
