The size of blood drops (BLANK) as the force of a blow increases.
decreases
100
Mark left when car slides across
Skid mark
100
Who decides what crime a defendant will be charged with?
Prosecutor
100
Which type of photograph is used to support the statement of a witness? A) Long range, B) Medium range, C) Point of view, D) Close-up
C) Point of view
100
A process used to separate mixtures based on the properties of its components is called
chromatography
200
What leaves marks on a bullet when a gun is fired?
Rifling
200
T or F: A person can be sent to jail for a misdemeanor
True
200
In order to arrest a suspect, police must have
probable cause
200
Who keeps a schedule of case and keeps notes on what happens in each case?
Court clerk
200
Dusting can bed used to reveal
latent prints
300
What is one reason a judge might decide to exclude, or keep out, evidence from a trial?
The evidence was not found during a legal search.
300
Pattern pressed into a soft surface by an object
Impression
300
A crime lab has only a small sample of DNA. What process can scientists at the lab use to increase the amount of DNA?
Replication
300
A gun is fired at a crime scene. What type of evidence are investigators likely to collect related to the gun?
A) Only print evidence B) Only trace evidence C) Both print evidence and trace evidence D) Both print evidence and direct evidence
C) Both print evidence and trace evidence
300
The raised lines on fingertips that make it easier to grasp objects are called
ridges
400
Why do police collect fingerprints from people who are not suspects?
They need to eliminate prints that are not connected to the crime.
400
What do you think people who are supervised by a probation officer need to prove?
They need to prove that they can be trusted and will not commit another crime
400
What do shoes and tires have in common?
Shoes soles and tire treads have distinctive patterns
400
The molecule that controls the production of proteins in the cell is called
DNA
400
A CSI finds a gun in a trash barrel near a crime scene. Expain how a firearms expert would determine if the gun used to fire bullets that were found at the crime scene.
Investigator would test fire the gun and then use a comparison microscope to compare marks on the bullet with those found on the bullets from the crime scene.
500
Wha is an advantage of plea bargains?
They help move cases through the courts quickly.
500
Tansferring sweat or oil from a hand to evidence is an example of
contamination
500
The first member of an investigative team to arrive at a crime scene is usually a
uniformed police officer
500
Police have an eyewitness to a crime, but no known suspects. What technique might police use to produce a picture of the criminal?