1. How Crime Scene Investigation Works

iDevice ikoon Instruction

Read the following parts of the text "How crime scene investigation works" Open the link or click on the picture.

  1. Introduction to How Crime Scene Investigation Works
  2. Evidence collection

If necessary, use the Police Rescue Learner’s Dictionary http://dict.sisekaitse.ee

 


IDevice küsimuse ikoon Choose the correct endings to finish the sentences
1. Crime scene investigators
  
find, document, collect and package evidence
destroy evidence purposefully

2. During an initial walk- through the CSI
  
Touches items of evidence
examines the scene visually

3. The CSI
  
always analyses the collected evidence in the lab
may or may not analyse the evidence in the lab

4. To collect trace evidence, the CSI might use
  
cyanoacrylate fuming method
a filtered vacuum device

5. Body fluids found at the crime scene may include
  
water, whiskey and wine
blood, semen, saliva and lymph


6. DNA analysis
  
helps identify people
cannot be carried out on blood and saliva samples

7. Blood spatter analysis
  
can reveal whether a blunt or sharp weapon was used
cannot indicate which direction the blood came from

8. Cyanoacrylate
  

is the main ingredient of Super Glue
and Super Glue are completely different substances

9. It is possible to make a cast of
  
a footwear impression in mud
a body fluid

10. The crime scene report
  
documents the complete evidence collected at the crime scene
does not include the photo log

iDevide ikoon Fill in the gaps

Fill in the gaps in the following sentences. Use the vocabulary in the box. You can use each word only once. There are three extra words. If necessary, check the meanings of the words using the Police-Rescue Learner’s Dictionary
http://dict.sisekaitse.ee

trace evidence   latent    fabric     crime scene investigators    collect   admissible    cast
illicit     Superglue fuming     vomit    DNA    package    document     reconstruct
forensic science     gunshot residue    expertise    incapacitate   physical evidence   swabbed
impression     perpetrator    scraped   sample    contamination

 

  1. Crime scene investigators search for, find, and evidence at crime scenes.
  2. It is important to prevent , preserve the evidence in its current form and make sure the evidence is in court.
  3. consists of the physical objects found at the scene, including tyre impressions, tool marks, shoeprints and fingerprints.
  4. Crime scene investigators the scene by writing crime scene reports, taking photographs and drawing sketches.
  5. In the UK, is defined as the application of scientific techniques to obtain evidence, in support of and integral to a police investigation.
  6. In some cases, are also forensic scientists.
  7. The consumption of alcohol is quite widespread in Estonia.
  8. stands for gunshot residue.
  9. The CSI dried blood from objects using a freshly washed and dried knife.
  10. A footwear in mud is a three-dimensional impression.
  11. Fingerprints invisible to the naked eye are called fingerprints
  12. is one of the methods used for developing latent fingerprints.
  13. The rapist used alcohol and drugs in order to the victim.
  14. The of this horrible crime must be brought to justice.
  15. The suspects’ mouths were for DNA.
  16. analysis can be carried out on very small samples of biological material.
  17. The coat was made of green woollen
  18. is usually described as any small piece of evidence.
  19. The forensic scientist has considerable in fingerprint analysis.
  20. In collecting evidence from a crime scene, the main goals of a crime scene investigator are to the crime, identify the person who did it and preserve the evidence for analysis.