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The top documents tagged [cyan light blue]
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cyan light blue
Part 1 – Properties of Light Light travels in straight lines: Laser.
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Light Chapter 16 & 17. What is light? Usually we think of only visible light but visible light is just a part of the electromagnetic spectrum. Light sources:
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Radiant Energy It all starts with the Sun It all begins with the Sun!
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Light travels in straight lines: Laser. Light travels VERY FAST – around 300,000 kilometres per second. At this speed it can go around the world 8 times.
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