Crim Investig FINAL Flashcards

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1
Q

direct evidence

A

DNA, fingerprints

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2
Q

Circumstantial evidence

A

timing, vehicle seen in the area

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3
Q

Real evidence

A

Physical objects (weapon, phone)

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4
Q

Demonstrative evidence

A

charts, maps

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5
Q

Testimonial evidence

A

evidence given orally by a witness

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6
Q

Relevant evidence

A

Credible, reliable evidence showing a connection to the case

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7
Q

Key players in criminal trial

A

prosecution, defense, investigator/detective

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8
Q

leading question

A

a question phrased so the answer is implied within the question itself

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9
Q

Excusable homicide

A

legal shooting, accidental without negligence

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10
Q

Corpus Delicti

A

facts that establish a crime has been committed and who is responsible for it

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11
Q

Internal examination

A

autopsy performed internally to determine cause of death

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12
Q

Post Mortem Lividity

A

blood pooling after death, indicating body movement

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13
Q

Modus Operandi

A

a criminal’s pattern of behavior

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14
Q

Carbon monoxide

A

makes blood appear cherry red in body

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15
Q

Gunshot residue (GSR)

A

evidence found when a gun is fired

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16
Q

Most common weapon in murder

A

gun

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17
Q

motive

A

reason for committing the crime, key factor in solving most crimes, including murder

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18
Q

challenges in solving murder

A

victims can’t provide evidence (can’t testify)

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19
Q

Why murder cases are solvable

A

often the suspect is known to the victim, body found, more evidence and resources

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20
Q

Purpose of autopsy

A

determine cause of death

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21
Q

homicide challenges

A

lack of eyewitness testimony or direct evidence

22
Q

difficulties in fire investigation

A

evidence is often destroyed by fire or firefighters’ actions

23
Q

3 essentials for fire

A

fuel, oxygen, heat

24
Q

types of fire investigators

A

trained firefighters, fire marshal

25
Q

common causes of fires

A

heaters

26
Q

most common accelerant

A

gas

27
Q

purpose of fire investigators

A

determine cause and origin of the fire

28
Q

common locations for robberies

A

random streets

29
Q

challenges in solving robberies

A

no connection to the robber or victim

30
Q

home invasion

A

breaking into a home while people are inside

31
Q

Stats on robberies

A

87% committed by males, 50% are not reported (drug dealers)

32
Q

types of robbery

A

robbery: taking property by physical force
armed robbery: robbery with weapon
strong arm robbery: robbery without weapon, involves physical beating

33
Q

most common weapon in robbery

A

gun

34
Q

robbery planning

A

most robberies are not planned

35
Q

Modus Operandi in robbery

A

criminal’s habitual way of committing robberies

36
Q

Challenges in SVU cases

A

lack of evidence and “he said, she said” situations

37
Q

SVU investigator mindset

A

compassionate, skilled, with female investigators preferred

38
Q

consent as a defense

A

consent is often used as the primary defense in sexual assault cases

39
Q

corroboration

A

supporting victim’s statement with other witnesses or evidence

40
Q

common SVU cases

A

rapes often committed by someone known to victim (7 out of 10 cases)

41
Q

common entry points for burglars

A

windows and doors

42
Q

peak months for burglary

A

summer

43
Q

most common locations for burglaries

A

residences

44
Q

important evidence in burglaries

A

fingerprints, physical evidence left behind by burglar

45
Q

enterprise charges

A

to charge for enterprise crimes, there needs to be a hierarchical structure

46
Q

RICO

A

Racketeer Influenced and Corrupt Organizations Act, used against street criminal, involves seizing property and sending a strong message

47
Q

terrorism investigations

A

handled by FBI

48
Q

entrapment

A

forcing someone to commit a crime or say something incriminating

49
Q

spoofing

A

fraudulent calls or messages (spam)

50
Q

phishing

A

fraudulent emails aiming to steal personal information (avoid clicking on suspicious links)

51
Q

fasting growing crime

A

identity theft