The questions in this quiz are suitable for GCSE physics students who are studying sound waves, ultrasound and seismic waves. If you struggled with the quiz, don't panic - we've got you! You can ...

Most of us like to imagine we have a working knowledge of physics and could probably connect up a few circuits or improvise an energy source if needed. But how much do you really remember about that ...

Sound is a wave which is made up of vibrations in the air. It is caused by the movement of energy travelling through a medium as it propagates away from the source of the sound. Since sound wave ...

We learn a lot about our surroundings thanks to sound. But... what is it exactly? In this episode of Crash Course Physics, Shini goes over some of the basics (and some of the not so basics) of the ...