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Module 5.4 Light Energy
What is the speed of light?
What is the difference between how can light travel and how sound can travel?
What is electromagnetic radiation?
List 4 radiation from the sun.
What is electromagnetic spectrum?
What is the difference between the waves of the electromagnetic spectrum?
What is dispersion?
What is the visible spectrum?
What is the order of of colours within the visible spectrum?
What happens when you move though the spectrum towards the end?
What happens to light energy when it hits a surface ?
What is reflection?
What is an image?
What are plane mirrors?
What is a convex mirror?
What is a concave mirror?
What is refraction?
What is convex lens?
What is concave lens?
What is short-sightedness or myopia?
What is long-sightedness or hyperopia?
What are glasses or contact lens used for?
What are concave lens used for?
What are convex lens used for?
