Forensic science

Describe the Locard’s Exchange Principle

The perpetrator of a crime will bring something to the crime scene and will leave with something from it

Field Science

Field Science is crime scene investigation at the scene of a crime. 

Field science incorporates

 investigations against persons, such as murder and assaults, but also other crimes, such as motor vehicle accidents and theft, arson, burglary, and armed hold ups.

field science evidence may

be observational, collecting physical evidence, asking questions of witnesses. 

Laboratory science

happens in a laboratory

Laboratory Science involves

involves chemistry, toxicology, biology, firearm examination and ballistics, fingerprint examination, and many other different Science aspects.

The people in the laboratory do not

usually interact with the crime scene or people involved unless they are called into court to give evidence.

Medical Science

Examine victims of crime and suspects who may have sustained an injury while allegedly committing a crime,

Forensic medicine includes

pathology, psychiatry, psychology, forensic medicine, anthropology, mortuary science and odontology (dentistry).

medical science gives

They give interpretations of their findings such as possible causes and timing of wounds. Other activities include identification of cause of death, aging of skeletal remains and identification of victims of mass fatality incidents.