Physics of Sound Waves

The denser the medium, the faster sound travels.

The greater the frequency, the higher the pitch.

Because there are no particles in a vacuum to transfer the energy of the sound wave.

<p>Transverse waves have oscillations perpendicular to the direction of motion, while longitudinal waves have oscillations in the same direction as the wave.</p> Signup and view all the answers

<p>The greater the amplitude of the wave, the louder the sound.</p> Signup and view all the answers

<p>High pitched sounds have long wavelengths.</p> Signup and view all the answers

<p>The small bones (ossicles) amplify the vibrations.</p> Signup and view all the answers

<p>The cochlea turns vibrations into electrical signals.</p> Signup and view all the answers

<p>The bat sends out a sound wave which is reflected off the body of the prey animal.</p> Signup and view all the answers

<p>Reflected waves are used to determine the position of the foetus.</p> Signup and view all the answers