waves baby

Sound waves and Beats

100

Sound at STP is 343 m/s 

What is the speed of sound?

200

The sounds we cant hear because they are below 20 Hz

What are infrasonic sound waves?

300

The change in frequency of sound from high to low or low to high.

What is pitch?

400

Humans have a hearing range of 20 Hz to 20,000 Hz.

What is the Human hearing range?

500

The speed of sound in this object is 6420 m/s

What is the speed of sound in Aluminum?