click below
click below
Normal Size Small Size show me how
Casteel Sound
SOL 5.2 Sound
Term | Definition |
---|---|
energy | Sound is a form of _____. |
mechanical | Sound is a type of ________ energy that is transmitted in the form of waves. |
rarefaction | part of wave where molecules are spread apart |
compression | When ________________ waves move through matter, the molecules move backward and forward. |
wave | A disturbance moving through a medium such as a solid, liquid, or gas is a ________________. |
loudness | Compression waves change based on frequency and _____________. |
solids | Compression waves move the fastest through _________. |
frequency | Number of times an object vibrates in a given period of time is__________________. |
decibels | The volume of a sound is measured in __________________. |
distance | Wavelength is best described as the ______________from one point on a wave to the same point on the next wave. |
resonates | A high soprano singer can break a crystal glass if the glass ________ with her voice. |
vibrations | In order for humans to make sounds the vocal cords must produce ____________________. |
pitch | _________________ is NOT a physical property of a sound wave. |
sound | ____________________ travels through solids, liquids, and gases. |
close | Sound travels faster through matter that has particles ________ together. |
gases | Molecules of gases are far apart; therefore, sound travels more slowly through ____________. |
fastest | Sound travels ________________ through solids. |
high | Birds make a ______-pitched sound. |
echolocation | Bats, whales, and dolphins use sound in the form of ______________________ to find prey. |
reflected | In order for sonar to find a vessel or ocean floor, sound must be ____________________. |
animals | Some _____________ make and hear frequencies of sound vibrations (pitches) that humans can not make or hear. |
sonar | _______________ helps people find the location of objects. |