what subatomic particle has the least mass? - electrons
what do you count to find the atomic number? - protons
when protons are added or taken away from an atom what happens to the atom? - it becomes a
completely different atom
what is the mass number of Cl atom (chlorine) which has 17 protons and 18 neutrons - 35
As frequency increases, wavelength - decreases
As energy increases, frequency... - increases
as the previous inverse square problems indicate, the intensity is...... proportional to the...... of the
distance - inverse...square
define attenuation - reduction in the number of x-ray photons or intensity
What is radiopaque? give an example - x-rays are absorbed ex:Bone
What is radiolucent? give an example - x-rays easily penetrate ex:air
what is the difference between x-rays and gamma rays? - they are the same except orgin
Define refraction - bending of light
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