51 questions
A shoe impression is left in paint at a crime scene. What type of impression is this?
Patent
Latent
Plastic
Lasting
Class characteristics of shoe prints include:
manufacturer, type, model, and size
color, material, scent, and scratches on the bottom
depth of tread, position, quantity
What is the most important step when taking photos of impression evidence?
Oblique lighting
Take photos as soon as possible
Take multiple photos
Place an identifying label and a ruler for scale
Which of the following are individual characteristics of tire treads?
size, type, and model.
Wear and damage
scent and color
3-D impressions can be collected by which of the following?
Photography and electrostastic dusting
Photography, fingerprinting, and electrostatic dusting
Photography, electrostatic dusting, and casting
Photography and casting
A ________ fingerprint is visible and is found in clay, putty, or soap.
Patent
latent
plastic
none of the above
Is an impression individual or class evidence?
class
Individual
Could be both
Class characteristics of shoe prints include:
manufacturer, tread, model, and size
color, material, scent, and scratches on the bottom
depth of tread, position, quantity
accidental scratches, embedded rocks or debris
Consistent bite mark evidence alone is not sufficient for a conviction, but it does provide ________________ evidence that may be helpful in building a case.
class
individual
trace
circumstantial
Which of the following describes the area of a tire tread that makes contact with the road?
Groove
Rib
wave
Valley
A shoe print left in snow is an example of
Patent impression
Virtual impression
Latent impression
Plastic impression
Which of the following is not one of the 3 types of tire marks?
Skid marks
tire scrub
tread marks
yaw marks
What does not influence a skid marks creation during a stop from slamming the breaks?
Vehicle Speed
Distance of the Skid
Coefficient of Friction
Mass of vehicle
Bite marks are considered unique and enough evidence to accurately convict a suspect with.
True
False
What is the first step of processing any kind of evidence?
Casting
Photographing
Dusting
Lifting
Several prints together can help us determine...
Gait
Height
Race
Age
Which characteristics DOES NOT indicate someone that is wounded?
more pressure on one foot
foot drag
irregular gait
irregular wear pattern on one shoe
more pressure on heel of foot
What is the function of tire treads?
to provide contact with the road
to channel air and water from tire
to provide evidence about type and size of tire
to provide even acceleration and braking for a car
What are the two main types of tires
snow and all-weather tires
straight line or diagonal
front and rear
treaded and smooth
Track width of a car can be determined by measuring
the distance between the edges of the right and left tire
the distance from the front to rear axel
the distance between the mid points of the front tires
the distance between the inner edges of the front and back tires
The car with the smallest turning diameter would also have
the largest track width
the smallest track width
the largest wheel base
the smallest wheel base
Skid marks are formed when
brakes are applied
tires lock
two cars make impact
a car accelerates rapidly
Tire marks formed when a car moves in a curved path faster than the vehicle can handle are called
yaw marks
skid marks
scrub marks
slash marks
Tire marks used for calculating velocity of a vehicle are
yaw marks
skid marks
scrub marks
slash marks
Tire mark patterns that have with curved or irregular width are usually associated with
sudden braking
damaged or overloaded tires, or tires during impact
melted road surfaces from extreme heat
ABS braking
When a car traveling at a high speed brakes suddenly, the front tire tracks appear as
skids that correspond to the ridges of the tire
on long, central tread
thin lines at either edge of the track
skids that correspond to the indentations of the tires
Databases contain the names of specific shoe manufacturers and tread patterns used to identify different types of shoes.
True
False