Is light a particle or a wave? - Colm Kelleher
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TEDEd Animation
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Can we accurately describe light as exclusively a wave or just a particle? Are the two mutually exclusive? In this third part of his series on light and color, Colm Kelleher discusses wave-particle duality and its relationship to how we see light and, therefore, color.
Draw a diagram showing why, when two beams of light cross paths, they do not interact or crash together at all. Try with two laser beams and chalk dust.
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Meet The Creators
- Educator Colm Kelleher
- Artist Cynthea Mazur Diaz
- Director Nelson Diaz
- Narrator Colm Kelleher
