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17 votes
17 votes
Which type of scanner uses X-rays, and why?

A. Bar-code scanners, because X-rays are low-energy waves, making
it safe for the machine operators
B. Bar-code scanners, because X-rays produce a pattern of reflected
light when they shine on a pattern of black-and-white images
C. Security baggage scanners, because X-rays either pass through or
are absorbed by the objects in the baggage, creating an image of
the objects
D. Computer scanners, because X-rays release electrons via the
photoelectric effect
SUBMIT

User Qin
by
2.4k points

2 Answers

12 votes
12 votes

Answer:

C

Step-by-step explanation:

User Peshkira
by
2.7k points
19 votes
19 votes

Answer:

C

(experience)

User Abuzze
by
2.5k points
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