finger prints and evidence are really important.
To figure out their case... They need to know what things are and where they came from etc.
What the detective does at the crime scene is taking the witness statements of what happend during the crime anf if they saw who the killer was and if you give a statment even if it inberisen you need to tell the truth the detective dosent care what you were dong if you not a suspect or the killer
You need to have the whole thing worked out ahead of time -- make sure you know exactly what's happening at all times or the clues will either be too easy or too hard. Here's how most detective stories are laid out:The crime takes place -- there's usually a little bit of story before, just to introduce the charactersThe detective is hired or starts investigating on their ownThere are several suspicious people who might have done the deedClues are given one at a time through the storyThe detective solves the crime
Proof...
you need to know how to identify clues at a crime scene and you to know how to examine the objects and you need to find hard evidence such as finger prints ,dna and clues left behind at the crime scene
You need to know how how the body works.
The duration of James May's Things You Need To Know is 1740.0 seconds.
Well I don't know about you but I know I throw out things that I don't need.
James May's Things You Need To Know was created on 2011-06-20.
what are the main things to know about the earthWHAT THE HECK THATS NOT AN ANSWER! YOU NEED TO ANSWER IT!
To not grow it at all is what you need to know. :)
Forensic scientists need to know about DNA, how to calculate density, and other science things to be able to perform their jobs well. If they don't know ANY science, it wouldn't help solving a crime because they would, for example, need to match DNA to another person's.