Fingerprinting
A type of fingerprint where the fingerprint is visible due to a liquid such as blood, chocolate, or mud being on the fingers before contact.
What is Patent Print?
Four letters of bases in dna
What is ATCG
A shape that is commonly used in bridges due to their rigidity and resistance to compression.
What is the Triangle?
The material deposited onto roads after a car creates skid marks.
What is Rubber?
An acronym that describes the process of recognizing, preserving, collecting, and analyzing physical evidence at a crime scene
What is CSI?
A type of fingerprint where the fingerprint is visible with the naked eye and is moulded onto a surface.
What is Plastic Print?
Name of chemical test used to test for starches
What is iodine test
A chemical reaction that involves two half-reactions: one where electrons are gained, one where electrons are lost
What is a Redox Reaction?
A car begins applying the brakes to avoid crashing into a pole. The coefficient of friction is 0.73. The downward acceleration due to gravity is 10 m/s2. What is the car's acceleration? (Must have the correct sign!)
What is -7.3 m/s2?
A structural element used to distribute load (e.g. bridges).
What is a truss?
A non-destructive method of revealing fingerprints that does not use chemicals.
What is Alternative Light Source?
Scale used to measure hydrogen ion concentration. For DOUBLE POINTS.
what is the pH scale
The method used to separate out fragments of DNA based on their weight, not charge.
What is Gel Electrophoresis?
If skid marks of 39 m first appeared when the car was moving at 11 m/s, and the car's deceleration was -1.5 m/s2, then how fast was the car moving right after the skid marks were made?
v22 = v12 + 2ad
What is 2 m/s?
A type of question avoided in witness questioning, but used in courts by lawyers. (DOUBLE POINTS)
What is a Leading Question?
The chemical used to reveal fingerprints by reacting with the amino acids in the fingerprint; turning the fingerprint purple. (DOUBLE POINTS)
What is Ninhydrin?
Name for molecule than has both polar and nonpolar parts
What is amphipathic or amphiphilic
The fastest type of computer memory, used to store frequently accessed data and instructions (e.g. websites).
What is Cache?
A unitless value that tells you about the friction between the wheels of a car and the surface of the road. (Double pts if you can get the EXACT name)
What is the Kinetic Coefficient of Friction?
A test used to detect certain types of sugars via a redox reaction under heat.
What is Benedict's Reagent?
What chemical is used to harden fingerprints? (Scientific name only)
What is Cyanoacrylate?
The processes for making RNA from DNA and making proteins from RNA
What is transcription and translation
Used to disrupt the phospholipid bilayer of the cell membrane and nuclear membrane. This is also amphipathic.
What is Soap?
An enclosure that blocks all electromagnetic signals (cellular, WiFi, Bluetooth, and GPS)
What is a Faraday Cage?
The majors of your facilitators
What is chemical engineering and biochemistry?