Steps of CSI

Front

What does Locard's exchange principle state?

Back

Every contact leaves trace evidence.

Front

Who is typically the first to arrive at a crime scene and secure the scene?

Back

Police officers.

Front

Is it true that a record must be kept of everyone that enters a crime scene?

Back

True.

Front

What is a correct method for sealing evidence in a forensic lab?

Back

Tape seal.

Front

During which step of crime scene investigation do investigators take photographs?

Back

Step 4.

Front

What is the primary role of police officers at a crime scene?

Back

To secure the scene and ensure safety.

Front

What is the importance of documenting a crime scene?

Back

To create a permanent record of the scene for investigation and court purposes.

Front

What type of evidence is considered trace evidence?

Back

Small, often microscopic materials such as hair, fibers, or paint.

Front

What is the purpose of collecting physical evidence at a crime scene?

Back

To establish facts and support the investigation.

Front

What should be done if evidence is found at a crime scene?

Back

It should be collected, preserved, and documented properly.