Please enable JavaScript.

Coggle requires JavaScript to display documents.

physics paper 2 (waves (refraction (light changes direction when it…

- - - - light slows down as it enters the block bending towads the normal
        
        light speeds up as it leaves the block making it bend away from the normal
        
        if the ray of light enters along the normal it looks the samwe
- - - - is a magnet in which its magnetic field is produced by an electric current
    - - speakers and car breaks and speakers