
Understanding sound vocab and review test
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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19 questions
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1.
FLASHCARD QUESTION
Front
Define sound waves.
Back
Sound waves are longitudinal waves that compress and expand particles in a medium.
2.
FLASHCARD QUESTION
Front
Doppler effect definition.
Back
Change in frequency or wavelength of a wave relative to a moving observer.
3.
FLASHCARD QUESTION
Front
Example of a sonic boom?
Back
A jet breaking the sound barrier
4.
FLASHCARD QUESTION
Front
A medium can exist in space.
Back
False
5.
FLASHCARD QUESTION
Front
What causes an echo?
Back
Sound waves reflecting off surfaces.
6.
FLASHCARD QUESTION
Front
Animal that doesn't use echolocation:
Back
Elephants, humans, and giraffes.
7.
FLASHCARD QUESTION
Front
Echolocation use in animals?
Back
Hunting
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