Electrons emitted when light strikes the surface of a metal is a. photon emission b. photon ...

Author Question: Electrons emitted when light strikes the surface of a metal is a. photon emission b. photon ... (Read 47 times)

haleyc112

Hero Member
Posts: 600

on: Jul 28, 2018

Electrons emitted when light strikes the surface of a metal is
a. photon emission
b. photon absorption
c. the photoelectric effect
d. a laser
e. an emission spectrum

Question 2

UPC price scanners at supermarket checkouts use laser holography to read the bar codes because the packages are three dimensional.
Indicate whether the statement is true or false

brittrenee

Sr. Member
Posts: 321

Reply #1 on: Jul 28, 2018

Answer to Question 1

C

Answer to Question 2

F

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haleyc112

Hero Member
Posts: 600

Reply #2 on: Jul 28, 2018

Thanks

brittrenee

Sr. Member
Posts: 321

Reply #3 on: Jul 28, 2018

Welcome

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