Tire Impressions

This type of evidence is created when one object is pressed against another material with force.

• Impression Evidence

• Testimonial Evidence

• DNA Evidence

• Fiber Evidence

Shoe and tire marks impressed into soft earth can be best preserved by:

• photographing and casting with dental stone or plaster.

• photographing and then use of the electrostatic lifting technique.

• It is not possible to accurately preserve such markings

• dusting with powder

The design on the surface of a tire is known as _____________

• Ridge pattern

• Tread pattern

• Tire grooves

• Tire impressions

What part of the tire is highlighted green in the picture? How many ribs are shown?

• Tire Rib; 3

• Tire Ridge; 4

• Tire Rib; 4

• Tire Groove; 3

Individual characteristics are unique identifiers observed only on an individual’s footwear or tire tread. Which of the following is an accurate list of individual characteristics?

• Brand, scratches, debris, and wear patterns

• Size, scratches, debris, and wear patterns

• Tread design, scratches, debris, and wear patterns

• Cuts, scratches, size, and wear patterns

• Cuts, scratches, debris, and wear patterns

What type of tire mark shows sideways skid?

• Skids Marks

• Yaw Marks

• Tire Scrub

• Skid Scrub

The tire impressions were collected from the crime scene. The police were able to convict the criminal based on this evidence. Which of the following statements is correct in identifying the type or types of characteristics used in the investigation?

• Only class characteristics were used to identify the suspect in this investigation.

• Only individual characteristics were used to identify the suspect in this investigation.

• Both class characteristics and individual characteristics were used to identify the suspect in this investigation.

• Both class characteristics and individual characteristics were used to exonerate the suspect in this investigation.

• Neither class characteristics nor individual characteristics were used to identify the suspect in this investigation.

What is the primary purpose of analyzing tire impressions at a crime scene?

• To determine the make and model of the vehicle

• To identify the driver of the vehicle

• To estimate the speed of the vehicle

• To find the vehicle's color

Which of the following methods is commonly used to preserve tire impressions found in mud?

• Casting with dental stone

• Using fingerprint powder

• Photographing with infrared light

• Applying superglue fuming

Tire impressions can provide information about which of the following?

• The weight of the vehicle

• The direction of travel

• The vehicle's fuel efficiency

• The vehicle's engine type