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Sound Energy
Sound Energy Quiz
| Question | Answer |
|---|---|
| All sound waves are created by | vibrations |
| Sound can travel through | solids, liquids, and gasses |
| loudness is measured in ___________. (bonus) | decibles |
| pitch is measured in ______________. (bonus) | hertz |
| the lowest part of a wave | trough |
| highness or lowness of a sound | pitch |
| if the wavelengths are longer then the frequency is | lower |
| If a wave has a longer wavelength, the pitch will be _______________ | lower |
| A wave that has no energy is at its | resting point |
| If you change the wavelength of a wave, you change the sound's ______________. | pitch |
| If you change the amplitude of a wave, you change the sound's ______________. | volume |
| If a wave has a higher amplitude, the volume will be _____________. | louder |
| If a wave has a shorter amplitude, the volume will be ________________. | softer |
| The distance between one crest and the next crest in the wave | wavelength |
| Sound travels slowest through what type of matter? | gasses |
| Why isn't sound heard in outer space? | no air molecules |
| Can a very loud sound harm a person's hearing? | yes |
| highest part of a wave | crest |
| What are two things that must be present in order for sound to occur | vibrations and matter |
| Sound travels fastest through what type of matter? | solids |
| the distance from the resting point to the crest of the wave | amplitude |
| If a wave has a shorter wavelength, the pitch will be ______________ | higher |
| the amount of wavelengths that can pass a certain point in one second | fequency |
| loudness or softness of a sound | volume |
| if the wavelengths are shorter, then the frequency is | higher |
Created by:
edeboo