What did Ptolemy discover about light?
What was Pythagoras’s theory of how we see? What was the problem with Pythagoras’s theory?
What did al-Haytham try to explain?
What are the properties of light?
What is the speed of light as it passes through the atmosphere?
What does the acronym "ROY G BIV" stand for?
Using the information from the video, create (draw) a timeline of early 'Theories of Light'.