Vocabulary
Sound Waves
Parts of Ear
Pitch/Volume
Miscellaneous
100
Causes materials to move back and forth 
Vibrations 
100
The area where sound particles are bunched together 
Compressions 
100
The part of the ear you can see. It gathers sound waves. 
Outer Ear 
100
How high or low a sound is 
Pitch 
100
How far away someone is from the source of a sound 
Distance 
200
Define Sound 
Is energy in the form of vibrations passing through matter 
200
The number of waves that pass a point in a certain amount of time. (frequency, wavelength, amplitude) 
Frequency 
200
These are the three small bones located in the middle ear. 
Ossicles 
200
Loudness or Softness of a sound 
Volume 
200
Define Force. 
How hard or soft you hit an object to creat
300
How does sound travel? 
Waves 
300
Is the distance between a point on one wave and a similar point on the next wave. (Frequency, Amplitude, Wavelength) 
Wavelength 
300
Part of the ear that funnels sound to the eardrum. 
Ear Canal 
300
Changes pitch based on the tightness of an object 
Tension 
300
Objects under greater tension vibrate _______ than objects under less tension. 
faster
400
Sound waves can travel through ______, _______, & _______. 
Solids, Liquids, & Gas
400
The top and bottom parts of sound waves are called _________ and _________. 
Crests, Troughs 
400

Part of the middle ear that vibrates in response to sound waves

Ear drum 
400
Changes pitch based on how thick an object is
Thickness 
400
Longer objects vibrate _______ than shorter objects. 
slower 
500
Sound cannot travel through this. 
Empty Space 
500
Draw a picture of a sound wave that has a low pitch and a loud volume. 
High amplitudes, wide wavelengths 
500
Explain how you were able to communicate using the string phones. 
Sound waves travel through the string (medium), which cause vibrations. The cup amplified the sound. 
500
List the three physical properties that affect sound. 
Thickness, Length, Tension  
500
Exerting a _______ force on a vibrating object will produce a _______ volume than exterings a lesser force. 
larger, louder 
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