Sound - Sound Intesity

Question 1

sound wave

Answer 1

• Sound waves travel at a certain velocity, called (not surprisingly) “the speed of sound.” Like all waves, the speed of sound depends on the wavelength and frequency of the wave

Question 2

speed of sound

Answer 2

• The speed of sound waves depends on the medium through which the waves are passing. Some materials transmit sound faster than others. Here is a table showing the speed of sound in some different media

Question 3

intensity (I)

Answer 3

• the sound energy striking a given area per second