Define and describe sound waves in terms of pitch and loudness.
Describe the basic functioning of the human ear.
Asap Science
Sounds and Frequencies
Inside the Human Body: Building Your Brain - BBC One
Animation illustrating the anatomy and workings of the human ear. The 3D model was purchased from turbosquid.com.
Ted-ED
ScienceABC II - 3 min
Audio University - 7 min
TED-Ed - 3 min
FuseSchool