To investigate the reflection of light by different types of surface, and the refraction of light by different substances. Remove the block. Join the crosses to show the paths of the light rays ...

Science presenter Jon Chase explains the refraction of light. He demonstrates how refraction ... This short film will be relevant for teaching physics and science in general at KS3 and KS4 in ...

Light bends when travelling through a concentration gradient ... The beam should bend back down. The physics is that of an upside-down mirage. In the tank, from top to bottom, the index of refraction ...