Intro
Forensic Science is the scientific examination of evidence in a _________ investigation.
The original location of a crime.
Primary Crime Scene
The average life span of a $100 bill is......
89 Months
An autopsy is performed by a medical examiner or a __________.
Pathologist
Forensic entomology is the study of ___________ and their relation to a criminal investigation.
Insects
Fingerprints are formed at what point in the life cycle (hint: it's before birth)?
4 Months in the womb
People learn to write at a young age and are all taught a ________ form so our letter formation is very similar.
Standard
Anything that makes a fire burn faster and hotter
Accelerant
Forensic Ballistics is the study of .............
Guns and Bullets
How many bones does an adult human have?
206
Small, almost invisible evidence is _________ evidence.
Trace
When police arrive at the location of a crime, their first step is to do what?
Check the victim
Paper used for money is 25% ______ and 75% cotton.
Linen
A death due to old age, heart failure, cancer, etc. is classified as a _________ death.
Natural
During the life cycle of a fly, eggs hatch and larvae emerge on what day?
Day 2
How often do your fingerprints change as you get older?
They never change
A handwriting/document examiner examines handwriting and documents to determine whether they are real or _______.
Forged
Name a common metal that would melt in nearly all fires?
Aluminum
When a gun is fired, the _______ __________ is discharged from the back of the gun as well as the front.
GSR or Gunshot Residue
Bones can help investigators determine _____, _____, _____, and ________.
Age, Gender, Race, Height
What is the single greatest cause of wrongful convictions playing a role in 75% of convictions overturned.
Misidentification
Name three pieces of evidence you might find when searching for evidence at a crime scene.
Fingerprints, Shoeprints, Guns & Bullets, Blood Spatter, Handwriting Samples
Making counterfeit money is a _______, not a misdemeanor.
Felony
Death stiffness is called ___________
Rigor Mortis
Will cold weather speed up or slow down the decomposition process?
Slow Down
What does AFIS stand for?
Automated Fingerprint Identification System
What are the three common types of forgery?
Blind, Simulated and Traced
If the smoke is white, what is likely burning?
Phosphorous
What is the approximate distance across the inside of the gun barrel is called _________
Caliber
What is the large bone in the upper half of your leg?
Femur
Drugs can alter a person's ability to ________ the events of a crime.
Recall
During the collection of evidence, investigators use gloves and have their shoes covered so they don't _____________ the evidence.
Contaminate
A _______ is a faint design made in a bill during manufacture. It is visible from either side of the note when it is held up.
Watermark
If food is found in the small intestine, the death occurred ___________.
4-6 Hours Ago
_____________ is when larva forms a hard, cocoon like shell and begins developing adult features.
Prepupation or Pupa
Criminal courts generally accept how many points of similarity as sufficient proof for a match?
8-12
How many characteristics does a handwriting examiner look for?
12
What is the color of the flame in a fire that burns at 2250 degrees?
Blue White
To test the gun and compare striations, the questioned gun will be fired in a _______ _________
Water Tank
The female pelvis is _______ and __________ than the male pelvis.
Larger and Wider
Oral or written statements are _________ evidence.
Testimonial
Name one of the tools investigators use to determine where the shooter was and how tall.
Trajectory Rods or Level and Angle Finder
What should a real bill feel like?
Slightly rough
The three types of trauma are blunt, sharp and ____________.
Projectile
The length of time between death and the discovery of the corpse is called what?
Postmortem Interval
What are the three types of prints?
Plastic, Visible, Latent
Individuals use different amounts of _______ with a pen, pencil, making the lines darker and wider.
Pressure
Cracks in the glass after a fire is called _______
Crazing
_________ consists of spiral grooves in the barrel of a gun or firearm.
Rifling
As bones grow and develop many of them will _________ together, reducing the overall number of bones.
Fuse
Provides supporting facts to establish the truth through indirect means.
Circumstantial Evidence
At the forensic lab, each piece of evidence is listed in the evidence _________.
Register
The paper used for bills contains randomly disbursed red and blue security _________ embedded throughout the paper.
Fibers
If a death is classified as a homicide, it is determined that it's a __________.
Murder
When a death occurs outside, it takes how long for flies to arrive and lay eggs?
Minutes
What are the three classifications of fingerprints?
Arch, Loop, Whorl
What are fancy letters, curls, loops, circles, etc. called?
Flourishes or Embellishments
Wood burns at what rate?
Approximately 1 inch every 45 minutes
If the gun shot residue is dense and is close to the bullet hole, the gun was fired at ______ _________
Close Range
Important age indicators include the _________ (strong fibrous tissue) located on the skull.
Sutures
Medical examiners, fingerprint experts and handwriting analysts are _________ witnesses.
Expert
When documenting the crime scene, the evidence is _____________ and measured.
Photographed
What branch of government investigates the production and use of counterfeit money?
The Secret Service
What is it called when the body begins to decompose because blood seeps down and settles in the lower parts of the body?
Livor Mortis
What type of sample is often taken since larvae may wander away from the body?
Soil Sample
What is used to reveal latent prints on surfaces such as paper?
Ninhydrin
What are diacritics?
The crossing of t's and dotting of i's, etc.
An arsonist that wants recognition has what type of motive?
Vanity
When a bullet is fired through a rifled barrel, the raised and lowered spirals of the rifling etch fine grooves called ___________ into the bullet.
Striations
What is the most important bone for determining race?
Skull