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Sound
physical science
| Question | Answer |
|---|---|
| Sound is a form of ________. | energy |
| a measure that relates to the amount of energy in a sound wave and is shown by the height on a wave diagram | amplitude |
| What do musicians use to find pitch? | tuning fork |
| back and forth motion | vibration |
| a wave that transfers sound through matter by spreading out from a vibration | sound wave |
| Sound waves with a low frequency produce what type of sounds? | low pitched sounds like a frog croak, tuba, thunder, lion roar |
| the highness or lowness of a sound as determined by its frequency | pitch |
| What animals use echoes to help them locate their prey? | bats, dolphins, whales |
| Sound travels fastest through what type of matter? | solids |
| the distance from the top of one wave to the top of the next | wavelength |
| What is formed when vibrations pass from one molecule to another? | sound waves |
| Sound travels slowest through what type of matter? | gases |
| Sound waves with a high frequency produce what type of sounds? | high pitched sounds like shrills, screams, sirens |
| the number of the wavelengths that pass a certain point in an amount of time | frequency |
| What is formed when vibrations pass from one molecule to another? | sound waves |
| a repetition of a specific sound produced by reflection of sound waves from a surface | echo |
| What happens when an object travels faster than the speed of sound? | sonic boom |
| the loudness or softness of a sound determined by the amplitude | volume |