Chapter 2 Section #1

The goal of a crime-scene investigation is to recognize, ________________, and collect evidence at the scene of a crime.

Whenever two people come into contact with each other, a ___________________ transfer occurs.

To a forensic examiner, these transferred materials constitute what is called ____________ evidence

Some common examples of trace evidence include:

The first person to note this condition was Dr. Edmond Locard, director of the world’s first forensic laboratory in Lyon, _________________.

The first person to note this condition was Dr. Edmond Locard, director of the world’s first forensic laboratory in Lyon, _________________.

Locard’s exchange principle states that when a person comes into contact with an object or another person, a _____________________ of physical evidence can occur

This evidence that is ________________________ bears a silent witness to the criminal act.

The second part of Locard’s principle states that the ____________________, duration, and nature of the materials in contact determine the extent of the transfer.

Direct evidence includes firsthand observations such as eyewitness accounts or _____________ dashboard video cameras.

Examples of direct evidence would include:

____________________ evidence is indirect evidence that can be used to imply a fact but that does not directly prove it.

Examples of circumstantial evidence would include:

Circumstantial evidence can be either physical or _________________ in nature.

Categorize the circumstantial evidence as physical or biological evidence

Trace evidence is a type of _______________ evidence, examples of which include hair found on a brush, fingerprints on a glass, blood drops on a shirt, soil tracked into a house from shoes, and others

____________ evidence narrows an identity to a group of persons or things.

________________ evidence narrows an identity to a single person or thing.

Which of the following would be class evidence: