Questions from Crime and Investigation

Q: A) The separation of light into its component wavelengths B

A) The separation of light into its component wavelengths B) A constant property of matter that reflects the amount of material present C) The behavior of a substance without alteration of the substan...

Q: A) Fibers derived from either natural or synthetic polymers B

A) Fibers derived from either natural or synthetic polymers B) A transition stage between the anagen and telogen phases of hair growth C) Two or more atoms held together by chemical bonds D) A cellul...

Q: Which two instruments are combined to make a microspectrophotometer? Describe the

Which two instruments are combined to make a microspectrophotometer? Describe the utility of using this device to produce an IR spectrum of evidence such as fibers or paints.

Q: What are the two categories of pollen-producing plants? Which

What are the two categories of pollen-producing plants? Which type of pollen is useful for identifying a geographical origin? Which type is deposited on clothing or objects only by direct contact with...

Q: What chemicals are used to restore an obliterated serial number? What

What chemicals are used to restore an obliterated serial number? What do these chemicals do to reveal the obliterated number?

Q: What two methods are used to preserve shoe and tire marks impressed

What two methods are used to preserve shoe and tire marks impressed into soft earth? Why is it important to conduct both procedures on the impression?

Q: How are striations useful for comparing bullets?

How are striations useful for comparing bullets?

Q: Name three factors that can prevent a firearms examiner from obtaining a

Name three factors that can prevent a firearms examiner from obtaining a perfect match of striation markings around the periphery of two bullets.

Q: Briefly describe the sequence of events that occur from the time the

Briefly describe the sequence of events that occur from the time the trigger of a firearm is pulled to the time the bullet is fired.

Q: Briefly describe how a firearms examiner makes a distance determination for a

Briefly describe how a firearms examiner makes a distance determination for a handgun or rifle shot.