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Forensic Science

Criminal cases are very dependent upon evidence to prove or disprove the facts of the case. The analysis of evidence requires a wide breadth of scientific knowledge and the latest scientific techniques as well as proper evidence procedures.

1,792 Questions

Why are crimes hard to solve?

Because the perpetrator seldom stays around waiting to be arrested, or comes forward to make a confession. This requires the collection of evidence and clues, and thorough investigation to, hopefully, identify and bring the perpetrator to justice.

How does a school become a trade school?

A trade school typically has instructors who are certified (if not also licensed) in the trades being taught (electrician, plumber, beautician, etc), or at the very least experienced in those trades if there is no pertinent certification in that industry.

Why is blood important in a crime scene?

Blood can help solve a crime in many ways. Here are three examples: 1)There is something called the "point of convergence." This is when blood is on a surface that has a "tail" at the end of the dot showing the angle of where the person has been shot. So if the "tail" of the blood spots are all poing towards each other, you can tell where the person has been shot by drawing a line for each blood spot where they all meet. The point of convergence is where all of the lines meet. 2)Blood spatter is another way to help solve a crime. It determines the direction of where the person has been hit. For example: if they got hit with a baseball bat at the right side of the skull, the blood spatter will travel the opposite direction. 3)Blood can also identify how long ago the person has been struck with a weapon. If the blood is liquity, that means it was recent. If the blood is a little hardened, that means it has been a while. Also, color of the blood matters too. The darker the color, the deeper the wound.

Crime scene clean up jobs?

Alleged to be a pretty lucrative business. There are very few of them except maybe in large cities. They have to be licensed as HazMat handlers and have all the necessary equipment and training to do the work and it can be pretty darn GROSS.

Why must a forensic scientist collect biological evidence before physical evidence?

Biological evidence is much more likely to degrade and become unusable before physical evidence does.

How much money does a forensic scientist earn with an associate's degree?

An experienced forensic scientist may earn between $40,000 to $85,000 a year. Lab directors, who usually have advanced degrees, earn more than $100,000 a year. Entry level technicians usually make between $30,000 and $45,000 a year

What are crime scene procedures?

Dust for fingerprints; collect any obvious eivdence; tyre marks; talk to witnesses and suspects;

What is the education required to be a psychologist?

The following is written by and according to the U.S. Department of Labor and particular to the education and training required for a psychologist.

A master's or doctoral degree, and a license, are required for most psychologists.

Education and training. A doctoral degree usually is required for independent practice as a psychologist. Psychologists with a Ph.D. or Doctor of Psychology (Psy.D.) qualify for a wide range of teaching, research, clinical, and counseling positions in universities, healthcare services, elementary and secondary schools, private industry, and government. Psychologists with a doctoral degree often work in clinical positions or in private practices, but they also sometimes teach, conduct research, or carry out administrative responsibilities.

A doctoral degree generally requires about 5 years of full-time graduate study, culminating in a dissertation based on original research. Courses in quantitative experimental methods and research design, which include the use of computer-based analysis, are an integral part of graduate study and are necessary to complete the dissertation. The Psy.D. degree may be based on practical work and examinations rather than a dissertation. In clinical, counseling, and school psychology, the requirements for the doctoral degree usually include an additional year of post-doctoral supervised experience.

For the source and more detailed information concerning your request, click on the related links section (U.S. Department of Labor) indicated directly below this answer section.

What are facts about csi agents?

you have to have a degree in photography

^.^False. some facts are that:

1. 4 year degree in forensic science

2. you have to be mentally and emotionally strong.

3. TV shows are know for making the job look glamores but it is all a false show (cool to watch)

4.You don't have to be a sworn police officer to get in... its just prefered.

Thats all i have off the top of my head. ;p

E.V.

How do forensic scientists analyze unknown powders?

Forensic labs are often called in to identify unknown powders, liquids and pills that may be illicit drugs. There are basically two categories of forensic tests used to analyze drugs and other unknown substances: Presumptive tests (such as color tests) give only an indication of which type of substance is present -- but they can't specifically identify the substance. Confirmatory tests (such as gas chromatography/mass spectrometry) are more specific and can determine the precise identity of the substance.

How is dental anthropology related to forensic science?

Dental anthropology is a branch of general anthropology. Study of Dental anthropology help us understand both cultural and physical aspects that representing on human dentition of a certain population. Based on knowledge of Dental anatomy/morphology, Dental anthropologist can systematics and identify homo sapiens sapiens into race, sub-race and type. So we can say that dental anthropology is one of the important basis for forensic science

What courses can you take in college to become a scientist?

For colleges and universities within the United States and its territories, you can obtain this information by clicking on the related links section (College Board) indicated at the bottom of this answer section and using the College Board site College MatchMaker search engine. You can research colleges and universities by name, or by programs of study, or by geographical location, size, or combinations of part or all of them. The site will provide you with a list of institutions based on your request. It will give you the schools background, accreditation,degree offerings, programs of study (majors), entrance requirements, tuition and fees, financial assistance, room and board, athletic programs, school activities, etc., and a link to each institutions official web page. Practice navigating this site. It will be well worth the time and effort.

WARNING!!!

When choosing a college or university within the United States, make sure the institution has a regional accreditation. With a regional accreditation you can be assured the coursework and degree you complete will be recognized by all other colleges and universities as well as employers. Below I have listed the six regional accrediting agencies and their geographical areas of responsibility. I am disclosing the below so you do not become a victim of educational scams, institutions that are nothing more than diploma mills, or that do not have the best accreditation, and are eager to take your money for a degree that is worthless. Make sure the institution is accredited by one of following responsible agencies.

Regional Accreditation Agencies

Can DNA on a cigarette at the scene of a robberey and a persons passed record be enough to convict a person?

No, it's not enough evidence to convict someone. You know that they were there, and you can definitely consider them a suspect, but you can't make a definite conviction.

How many bullet casings were found at JD Tippet murder scene?

None. Officer Tippet was killed with a revolver - no shell casings were ejected.

What is forensic science?

Forensic science is the application of science to criminal and civil laws majorly on the criminal side as criminal investigation, as governed by the legal standards of admissible evidence and criminal procedure.

Is crime scene investigation fake?

No - not at all. Most of the techniques are valid - although often tainted a little for dramatic benefit. I wish that I could have gone to a crime scene and had the DNA results back that afternoon! Also the costs of most of the scientific techniques are prohibitive for everyday crimes. If your house gets burglarized, don't expect the full force of a CSI team to employed to find the bad guy that took your DVD. CSI and similar programs have completely changed victim and jury expectations in the ten years or so since I became a CSI. Sadly we rarely drive from the scene and go to pick up the bad guy! If only we could solve every major crime in 45 minutes - and even get three commercial breaks too! Most of the chemical tests that you see are real - like the use of Luminol; most of the physical tests are real - like blood splatter and bullet trajectories; most of the technologies are real - like machines that sample chemicals or air; .... but the producers invoke some artistic license to make the programmes more interesting and exciting - waiting three weeks is not as much fun as a machine that spits out the right answer in seconds!

Why is gunshot residue important evidence?

If someone is found to have gunshot residue on their skin or clothing it can only mean a few things; all are crucial if a crime involving a gunshot occurs and an investigation follows:

  1. They recently discharged a firearm
  2. They were hit by a bullet or grazed ...possibly with powder from the muzzle
  3. They were nearby when a firearm was discharged.

What are the top highest paying aviation jobs in the nation?

Pilots, Aircraft Engineers and Air Traffic Traffic Controllers all pay exceptionally well but you need to be qualified. Your local Aviation Authority will probably give quite a good salary too- even for basic office work.

What is forensic nursing?

Forensic nurses offer assistance to patients who are victims of predators or trauma. They are registered nurses but their practices goes beyond that of a normal nurse.

What happens to the blood in dead bodies?

It drops to the lowest part of a body, so if the body is lying on its back, blood pools in the tissues around the spine, back of the head, and back of the legs. If a body is propped onto one side, the blood pools to that side. If part of the body is lower than the rest of the body (for example, an arm hanging from a bed), the arm to fingertips would also have a higher collection of blood.

But, because the heart is no longer pumping, the blood changes into a more congealed form.