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Yuliya22 [10]
3 years ago
9

How does a laser work?

Physics
1 answer:
a_sh-v [17]3 years ago
7 0

Answer:

A laser is created when the electrons in atoms in special glasses, crystals, or gases absorb energy from an electrical current or another laser and become “excited.” The excited electrons move from a lower-energy orbit to a higher-energy orbit around the atom's nucleus.

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