Forensic Sci Intro, Eyewitness, and CSI

Front

What must be written over a label that seals evidence?

Back

The signature of the investigator.

Front

What type of evidence is used to imply a fact but does not prove it directly?

Back

Circumstantial evidence.

Front

Is video surveillance considered to be circumstantial evidence or direct evidence?

Back

Direct evidence.

Front

What does the Locard Exchange Principle imply?

Back

Wherever there is contact, something is left behind (evidence).

Front

What type of accounts of crime scene events vary from one person to another and may or may not be accurate?

Back

Eyewitness accounts.

Front

What is the role of an investigator at a crime scene?

Back

To collect, preserve, and analyze evidence.

Front

What is the difference between direct evidence and circumstantial evidence?

Back

Direct evidence directly proves a fact, while circumstantial evidence implies a fact without proving it.

Front

What is trace evidence?

Back

Small pieces of material that can be transferred from one location to another, such as hair or fibers.

Front

What is the importance of chain of custody in forensic science?

Back

It ensures that evidence is preserved and can be trusted in court.

Front

What is the purpose of a crime scene investigation (CSI)?

Back

To gather evidence and reconstruct the events of a crime.