Waves & Sound
Flashcard
•
Science
•
4th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are sound waves?
Back
Sound waves are vibrations that travel through air, water, or solids, allowing us to hear sounds.
2.
FLASHCARD QUESTION
Front
How do sound waves travel through different states of matter?
Back
Sound waves travel fastest through solids, slower through liquids, and slowest through gases due to the distance between particles.
3.
FLASHCARD QUESTION
Front
What is amplitude in relation to waves?
Back
Amplitude is the distance from the resting position to the crest (highest point) of a wave, indicating the energy of the wave.
4.
FLASHCARD QUESTION
Front
What is wavelength?
Back
Wavelength is the distance between two consecutive crests or troughs in a wave.
5.
FLASHCARD QUESTION
Front
What is frequency?
Back
Frequency is the number of waves that pass a point in one second, measured in Hertz (Hz).
6.
FLASHCARD QUESTION
Front
What determines the pitch of a sound?
Back
The pitch of a sound is determined by the frequency of the sound wave; higher frequency means higher pitch.
7.
FLASHCARD QUESTION
Front
What happens when you pluck a guitar string?
Back
Plucking a guitar string causes it to vibrate, creating sound waves that we hear as music.
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