Iai Csi Certification Test Prep Questions Correctly Answered To Score A+

What are the effects of IR on different substrates? {Ans: Absorb, reflect, transmit, convert}What does a wide angle lens do? {Ans: Elongates distance between foreground and background}What are handguns? {Ans: Short barrel weapons designed to be fired with 1-2 hands}rule of thumb about the photo identifier {Ans: any time one of the variables changes, a new photo of the identifier needs to be photographed}bracketing {Ans: series of exposure photos -2/+2 "stops" halves (-1) or doubles (+1) the overall lighting from an original exposure}What is the difference between an incised and stab wound? {Ans: Incised wounds are longer than they are deep, while stab wounds are deeper than they are wide.}What is a chamber? {Ans: The location in a firearm that holds the cartridge when fired.}IR (nm) {Ans: 700-2000nm}What does the collapse of free flight droplets produce in the directional angle principle? {Ans: Stain with circular or elliptical shape.}Baseline Coordination {Ans: Same as rectangular EXCEPT baseline begins from a fixed datum point}What is pattern transfer in bloodstains? {Ans: Stain or pattern created by blood transfer with recognizable characteristics.}What is rifling? {Ans: Series of lands and grooves in the barrel