Sonar and seismic waves



Before watching this video, please ensure that you have understood the concepts covered in Topic 5 (Waves in matter), particularly those in the Sound waves and Ultrasound videos.

In this video, we’ll discuss the properties of two different types of longitudinal waves – sound waves and seismic waves – and some of the fascinating ways in which they’re used.

Please note that this is a higher tier-only video.

Key Words

wave, normal, velocity, longitudinal, reflection, absorb, transmit, reflect, absorption, transmission, interface, refract, refraction, ultrasound, sonar, echolocation, medium, media, material, earthquake, P-wave, S-wave, transducer, ultrasonic