Criminals and experts
Chromatography
White paper lab
Codes and ciphers
Pencil Lab
100
Alan Turing
Who is the head of the codebreakers?
100
The technique used to separate solutes from solvents.
What is chromatography?
100
It is called fluourescence.
What is it called when the paper 'lights up' when held in front of a UV light?
100
It is a secret message using symbols such as the Morse code.
What is a code and give an example?
100
The edge characteristics, microscopic analysis, width or darkness of pencil.
Describe 2 tests used to compare pencils.
200
The parents-Patricia and John Ramsey
Who did they suspect in the JonBenet Ramsey case?
200
The substance that is dissolved in a solution such as ink or salt.
What is a solute?
200
An embedded picture or words in a paper.
What is a watermark?
200
It is a secret message using scrambled letters such as the Enigma machine.
What is a cipher?
300
Bletchley Park
What is the name of the Enigma codebreakers?
300
The substance used to dissolve the solute such as water or acetone.
What is a solvent?
400
The distance the solute moved divided by the distance the solvent moved.
What is the Rf value?
500
Chromatography is used to compare inks if there is a suspician of forgery.
What is an example of using chromatography in forensic science?
M
e
n
u