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How do we see stuff?
What is the normal line?
What is the Law of Reflection?
What is specular reflection?
What is diffuse reflection?
What does a diagram to show the formation of images in mirrors look like?
What is a virtual image and how is it different to a real one?
What is refraction and why does it happen?
What do the effects of refraction of light do?
What does a convex lens do to parralel rays of light?
What does a concave lens do to parallel rays of light?
What happens to white light when it is shone through a prism?
What is the EM spectrum?
What are the different EM waves used for?
Why are UV, X - rays and Gamma rays dnagerous?
