1. Word cloud
120 seconds
What is the definition of sound waves?
2. Slide
60 seconds
Sound waves are vibrations of air molecules that travel from their source to our ears. Different frequencies of sound waves can produce different tones of sound, like music. Sound waves allow us to hear the world around us.
The Wonders of Sound Waves
3. Slide
60 seconds
Frequency: The number of wave cycles that pass a fixed point in one second, measured in Hertz (Hz). Amplitude: The maximum height or depth of a wave, measured in decibels (dB). Wavelength: The distance between two wave crests, measured in meters (m).
Concepts:
4. Slide
60 seconds
sound waves are mechanical. sound waves travel through matter. Sound waves can travel faster or slower depending on the medium they travel through. When sound waves travel through a medium, they cause the particles of the medium to vibrate in a pattern
Did you know?
5. Poll
60 seconds
What type of waves are sound waves?
- Mechanical Waves
- Electromagnetic Waves
- Gravity Waves
6. Poll
60 seconds
What is the unit used to measure frequency of sound waves?
- Hertz
- Watt
- Joule
7. Poll
60 seconds
Which property of a sound wave determines its loudness?
- Amplitude
- Frequency
- Wavelength
8. Poll
60 seconds
In which medium do sound waves travel fastest?
- Solids
- Liquids
- Gases
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