an increase in variable A causes an identical increase in factor B
directly proportional
when 2 variables change by exactly the same magnitude but in opposite directions
inversely proportional
law of areas which states that the intensity of radiation with change according to the distance from the radiation source
inverse square law
all types of radiation follow the inverse square law because they spread out ____ in all directions across all areas
evenly
represented by any shape of line that is not straight throughout
nonlinear
has a beginning point precisely at zero on the graph
nonthreshold
graph for an xray beam that plots the amount of xrays emitted from the xray tube
beam spectrum graph