Sound as a Wave
Physics: Edexcel IGCSE, topic 3.4.3
Sound is a Wave
Sound is a wave. Because of this, it can be:

Reflected
- Echoes are an example of sound waves being reflected.

Refracted

Diffracted
Test yourself on Sound as a Wave
A hiker shouts into a valley and hears the same sound again a few seconds later. Which process causes this to happen?
When watching a cricket match, why does the sound of the bat hitting the ball arrive at your ears after you see it happen?
Sound is a type of...