The time lapse from x-ray exposure until noticeable damage occurs is known as...
a) Radiosensitivity
b) Latent period
c) Ionization
d) Scattering

An exposure time of 1/2 second is equal to _____ impulse(s).
a) 0.5 impulses
b) 1 impulse
c) 2 impulses
d) 3 impulses