Lasers emit light of a certain frequency in one, precise direction. The light that a laser emits can be tuned to have a high frequency and energy. Lasers that emit high-energy light are often used

A.
as compact disc readers.
B.
as pixels in plasma television displays.
C.
as transmission devices in television remote controls.
D.
as scalpels in surgical procedures.

1 answer

D. as scalpels in surgical procedures.
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