Forensics Week 06

Question 1

When does a crime scene warrant end

Answer 1

7 days after it is issused

Question 2

What is a positive search

Answer 2

Search for a named victim with location unknown

Question 3

What is a negative search

Answer 3

Unknown victim in a specific location

Question 4

What is the most cost effective method of searching

Answer 4

Visual inspectors

Question 5

What are the three types of crime scene searches

Answer 5

Randomly
Systematically
Target Area

Question 6

What are recent interments in the context of grave surface

Answer 6

area of the burial may be bare surrounding soil covered in vegetation

Question 7

If you are looking at the surface, how would you determine an older grave

Answer 7

May be more vegetation over the burial due to looser soil and nutrients from the body

Question 8

What is a non invasive search

Answer 8

Looking for anomalies on the surface such as discoulration of the soil

Question 9

What are some issues with visual inspectors

Answer 9

No. of people
Direction of approach
Equipment

Question 10

What is the preferred method of survey. Random or systematic

Answer 10

Systematic

Question 11

On average, how close are bodies dumped to the road

Answer 11

500 meters

Question 12

What is a good method for looking for bodies without diffing

Answer 12

Ground Penetrating Radar

Question 13

What are some advantages of GPR

Answer 13

Real time
Immediate Results
High Resolution
Can penetrate hard surfaces

Question 14

What are some disadvantages of GPR

Answer 14

Expensive
Requires experienced operator
Topography must be level
Poor readings over clayed and saturated soils

Question 15

What are examples of invasive searches in both remote sensing and manual testing

Answer 15

Remote (cadaver dogs)

Manual (Augering, probing stripping, excavation)

Question 16

What does a site description require

Answer 16

Location
Buildings
Vegetation and fauna
Natural environment
Weather