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Physical Evidence
Types of Evidence
Evidence Collection
Procedures
Misc.
100

Name one type of physical evidence

Objects (literally anything), fingerprints, DNA, etc.

100
Invisible fingerprints that appear on a piece of paper or check are known as?
Latent prints
100

What is the purpose of a crime scene sketch?

To document evidence and help investigators form a case

100
What is an important tool used in both ballistics and trace evidence analysis?
A comparison microscope
100

How many windows are in my classroom?

5 + 11 = 16
200

What is minute physical evidence classified as?

Trace evidence

200

What type of physical evidence would you need in the case of a suspected forgery or counterfeiting operation?

Document (pattern) evidence

200

What two things are a coroner or medical examiner responsible for when they arrive on a scene?

Establishing (potential) cause and time of death

200

What do you need for literally any piece of physical evidence you collect to compare it to?

A reference (sample)

200

How many chromosomes are in a normal human cell (diploid, 2n)?

46

300

What subset of physical evidence does DNA fall under?

Biological

300

Markings on a shell casing or bullet are what type of evidence?

Pattern or impression

300

Name one thing that has to be worn when collecting evidence.

Gloves, shoe covers, aprons, safety glasses, etc.

300

What is the process by which evidence collection and labwork is meticulously documented?

Chain of custody

300

What model year was OJ Simpson's infamous Ford Bronco?

1993

400

When detectives explain that contact with another person, place, or object results in an exchange of physical material, what principal are they describing?

Locard's Exchange Principle

400

Name one thing you can learn from studying blood at a crime scene.

Cause of death, blood type of victim, and blood type of suspect (if present). 

400

What property of camera lenses makes photos inadequate for documenting a crime scene?

Focal length

400

What is the difference between biological and pattern evidence?

Biological: from someone, could be used to positively identify an individual; Pattern: some type of impression, usually physical evidence

400

What are the two types of DNA tested in PCR and other laboratory tests?

Nucleic DNA (nDNA) and mitochondrial DNA (mtDNA)

500

What was the major piece of physical evidence missing in the OJ Simpson case?

The knife (murder weapon)

500

What is the scientific study of blood called?

Serology

500

Name one piece of information that has to be included in a crime scene sketch to make it admissible in court.

Case number, date and time, signature of sketch artist, legend, scale, etc.

500

Name one reason chain of custody is important.

Right evidence (no mix-ups), right person collecting it, right procedure followed, right comparisons between reference and sample (no flip-flops), all tests performed correctly, correct tests performed, etc.
500

What is the chemical used to test for the presence of blood called?

Luminol