Impressions, Casts, & Molds

Front

What is an impression in forensic science?

Back

An impression is a mark or pattern left on a surface by an object, such as a shoe or tire, that can be used as evidence in investigations.

Front

What is a mold in the context of impressions?

Back

A mold is a cavity produced to make an outline of an object, such as a dental bite or tire tread, often used to create a replica.

Front

What is the difference between individual evidence and class evidence?

Back

Individual evidence can be linked to a specific source, while class evidence can only be associated with a group of similar items.

Front

What type of impression is left when a tire track is sunk into mud?

Back

Plastic impression.

Front

What is the first priority when preserving an impression at a crime scene?

Back

Taking photographs of the impression.

Front

What factors cannot be determined from impression evidence of a car?

Back

The identity of the person driving the car.

Front

What are wear marks on shoes considered in forensic terms?

Back

Individual evidence, as they can link a shoe to a specific individual.

Front

What is a patent impression?

Back

A visible impression left on a surface, such as a shoe print in blood or dirt.

Front

What is a latent impression?

Back

An invisible impression that requires enhancement to be seen, often found on smooth surfaces.

Front

What is the significance of tire tread patterns in forensic investigations?

Back

Tire tread patterns can provide class evidence that may link a vehicle to a crime scene.