Impressions Quiz

Which of the following is true?

• Wheelbase can be measured from a single tire.

• All tires have the same number of ribs and grooves, just arranged in different tread patterns. 

• Grooves are the indentations found in a tire.

• Since tires have the same pattern over the entire tire, it's only necessary to ink half of the tire when getting its ink impression

Knowing the sole pattern on a shoe may enable investigators to identify the shoe's manufacturer. 

• True

• False

Which of the following is not a piece of information that we could learn about someone from their foot or shoe impression?

• Height

• Ethnicity

• Weight

• How they walk (toes pointed inward or outward)

Use the information in the chart to answer the question.

What conclusion can you make about the information in the chart?

• The larger the vehicle, the smaller the turning diameter.

• The size of the vehicle does not have any correlation to the turning diameter or wheelbase measurements. 

• Trucks tend to have larger turning diameters than SUVs. 

• Cars have larger wheelbase measurements but smaller turning diameters. 

You are "blind shopping" for a new vehicle and are given the following measurements. 

Wheelbase: 2,108 mm

Turning diameter: 10,250 mm

Are you most likely looking at a car, truck or SUV?

• car

• truck

• suv

Plastic impressions can be difficult because they can be altered easily by weather or other surrounding forces. Because of this, it is important to take photographs of these impressions as soon as possible at a scene. 

• True

• False

Looking at the figure below, what letter is representing the wheelbase measurement? 

• Letter B

• Letter C

• Letter G

• Letter F

• Letter E

Older or disabled people tend to take larger, more exaggerated steps. 

• True

• False

Letter X is pointing to a ___________

• Sole of a tire

• Groove of a tire

• Track width of tire

• Rib of tire 

Impression requiring a special technique to be visible to the unaided eye; "invisible impressions." 

• Patent impressions 

• Plastic impressions

• Latent impressions