new timetable

Snell's Law

http://twyfordigcsephysics.blogspot.co.uk/2013/11/snells-law.html

http://twyfordigcsephysics.blogspot.co.uk/2013/11/snells-law-homework.html

Total Internal Reflection

http://twyfordigcsephysics.blogspot.co.uk/2013/11/total-internal-reflection.html

Refraction and Snell's Law practical

http://twyfordigcsephysics.blogspot.co.uk/2013/11/snells-law-practical.html

Refraction

http://twyfordigcsephysics.blogspot.co.uk/2013/11/refraction.html

Uses of TIR

http://twyfordigcsephysics.blogspot.co.uk/2013/11/uses-of-tir.html

Reflection

http://twyfordigcsephysics.blogspot.co.uk/2013/10/reflection.html

Diffraction

http://twyfordigcsephysics.blogspot.co.uk/2013/10/blog-post.html

Electromagnetic Spectrum

http://twyfordigcsephysics.blogspot.co.uk/2013/10/the-electromagnetic-spectrum.html