Conversions and Math
CSI
Impressive Impressions
Death and Decomp
Et Cetera
100
This many inches is equal to 47 centimeters.
What is 18.5 inches?
100
Place the 7S' of crime scene investigation, in order: Secure and collect evidence, see the scene, scan the scene, search the scene, secure the scene, sketch the scene, separate the witnesses
Secure the scene, separate the witnesses, see the scene, scan the scene, sketch the scene, search the scene, secure the evidence.
100
This type of impression may leave evidence of a suspect's height, gait and the direction they entered and exited the crime scene.
What is a foot- or shoeprint impression?
100
This is the stiffening and eventual unstiffening of the body after death, caused by the decomposition of muscle fibers.
What is rigor mortis?
100
This is the manner in which a person commits a crime.
What is modus operandi.
200
Observations that can be counted or measured using numbers or with tools are known as this.
What are quantitative measurements?
200
This principle states all physical interactions result in the transfer of materials from one object or person to another.
What is Locards Exchange Principle.
200
These are the three types of major fingerprint patterns.
What are loops, whorls, and arches?
200
This is the pooling of blood in the lowest parts of the body after death, that may be used to determine the position of body at the time of death.
What is livor mortis?
200
These are examples of fixed points that may be used to create crime scene sketches. Multiple anwers.
What are walls, doors, windows, street light, telephone pole, etc.
300
The body normally loses heat at 1.4 degrees celsius each hour how many hours was the victim dead before it was found if the original body temperature was 98.6 F or 37 degrees celsius and the body was found at 32.8 degrees celsius. The body has been dead for this long.
What is 3 hours?
300
Small but measurable amounts of physical or biological material found at a crime scene.
What is trace evidence.
300
These are the small, individual characteristics that may be used to identify a finger print.
What are minutiae?
300
During an autopsy, these 4 things may be determined or established.
What are time of death, mechanism of death, manner of death, and cause of death.
300
A persons mentally capability and willingness to commit a crime is known as this.
What is mens rea?
400
There are 3895 millimeters in this many yards.
What is 4.26 yards?
400
This type of impression will result from the transfer of blood from a shoe or finger onto a second surface.
What is a patent impression?
400
These are the slits or small grooves in the blocks of a tire designed to increase surface area and force water away from between the tire and the road.
What are sipes?
400
A body was found on the ground with many maggots found on it's inferior surface, between the body and the ground. Was the body left on it's front or back?
What is the back?
400
This part of a microscope holds the objectives and can be rotated to change the magnification.
What is the Nosepiece?
500
In an experiment, a student measured the density of a gun to be 5.59 g/ml, but the teacher found the density of the same gun to be 6.44g/ml. What was the percent error of the student's measurement? Percent error = (|measured value - actual value|/actual value) x 100
What is 13.2%
500
Draw and label what shape you might expect blood droplets to form when they impact a flat surface at 0, 40, and 80 degrees.
Round (0) , oblong or ovoid (40), and extremely stretched (80).
500
These characteristics may be used to tell bullets and casings fired from different guns apart and can be considered individual evidence.
What are rifling characteristics, machining or manufacturing marks, firing pin marks, etc.?
500
These things may be used to determine time of death during an autopsy. Give at least 2.
What is last meal, weather, insect activity, location of the body, body temperature, rigor mortis, decomposition, etc.
500
A 45 cm femur has been found and identified as belonging to a caucasian female. Use the following formula to determine the approximate height of the full individual, in inches. Height (cm) = 2.47 * length of femur + 54.13 cm
What is ~65 inches.
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