Impression Evidence Exam

Which of these is NOT something that may be learned by analyzing footwear impressions?

• The possible gender of the culprit
• How long ago the crime happened
• How many individuals were at a crime scene
• That one person was present at two different crime scenes

Measuring the foot length and stride length of a footwear impression can be used to approximate the ____________ of the suspect.

• weight
• age
• height
• walking speed

Which of these statements is FALSE?

• when searching for the brand of shoe that left an impression, CSI use databases that store thousands of shoe images
• knowing the brand of shoe that left an impression is not helpful to an investigation because many people have the same brand of shoe
• knowing the height of the culprit can allow CSI to eliminate possible suspects
• it is nearly impossible for two shoes to have the same accidental characteristics in the same locations

You find this muddy impression left on a tile floor. This type of footwear impression is considered a...

• Latent Impression
• 2D Visible impression
• 3D Plastic impression

This type of footwear impression must be collected with casting material.

• Latent Impression
• 2D Visible impression
• 3D Plastic impression
• All three types of impressions can be collected with casting material

Which types of impressions must be photographed? Check all that apply.

• Latent Impression
• 2D Visible impression
• 3D Plastic impression

On which type of impression might CSI use fingerprint powder?

• Latent Impression
• 2D Visible impression
• 3D Plastic impression
• Fingerprint powder may be used in processing of all three types of impressions.

Which of these is FALSE about tire TRACK evidence?

• tire track evidence can tell CSI the brand of tire that made the impression
• tire track evidence can tell CSI the direction that the vehicle went
• tire track evidence can give an idea of the size of the vehicle
• tire track evidence is ONLY class evidence

CSI can use this impression to determine...

• the wheelbase of the vehicle that made the impression
• the track width of the vehicle that made the impression
• the brand of tire that made the impression
• the direction the vehicle was traveling

The measurement indicated by the red line (from center of front right tire to center of front left) is the....

• track width of the car
• wheelbase of the car
• turning diameter of the car
• diagonal line of the car