Why Does Light Exist? What is Its Purpose?
15:09
Microsoft NewsArvin Ash
Why Does Light Exist? What is Its Purpose?
What is the purpose of light? How does light work? Why does light exist? This video explores the longstanding debate over whether light is composed of particles or waves. Albert Einstein demonstrated the existence of light as discrete packets of energy called photons, explaining the photoelectric effect. Light exhibits characteristics of both ...
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