X-rays Flashcards
1
Q
4 properties?
A
1) high frequency
2) short wavelength
3) part of the electromagnetic spectrum
4) wavelength SAME SIZE as DIAMETER of an atom
2
Q
Transmitted by
A
healthy tissue
3
Q
absorbed by
A
denser materials - bone and metal
4
Q
they affect photographic film in the same way as —– which means that —–
A
light, used to take photographs
5
Q
what can x-ray photographs be used for?
A
diagnose many medical conditions e.g. fractures or dental problems
6
Q
using (?) x-ray images can be formed (?)
A
charge-coupled devices (CCD’s), electronically
7
Q
CCD’s are..
A
solicon chips, divided into a grid of pixels, produce electronic signals, to form high resolution images
used in digital cameras
