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Light
Beginning of essay
is what we see. It can be thought of either as a particle, (the photon), or as a wave. The photon we can easily think of as a small dot travelling through space at the speed of . Each photon has a particular colour or energy. But how do we think of as a wave? For this we need to know that is als ....
Middle of essay
.... and a wave is very difficult if not impossible to visualize. Instead
it is much easier to see light demonstrate its properties in specific
situations.
Light as a Wave
Before the nineteenth century, the physics community was split over the
actual nature of light. Around 1800, Thomas Young devised an experiment
designed specifically to settle the debate over the nature of light once and
for all. The basic principle behind the experiment was how light would
behave when it encountered an ob.... |
| Number of words: 815 |
Approximate pages: 3 |
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