Why is a sketch important to crime scene documentation? It
accurately portrays the physical facts
. It relates to the sequence of events at the scene. It establishes the precise location and relationship of objects and evidence at the scene.
When making a crime scene sketch do most people use coordinates?
Rectangular coordinates
: This is the easiest and most used method for most crime scene specialist. Measurements are taken from two fixed areas at right angles of each other. Triangulation coordinates: This method is designed to measure to an item from two fixed points by forming a triangle.
What is the primary purpose of the crime scene sketch quizlet?
What is the primary purpose of the crime scene sketch? It
serves as a graphic document to show the layout, orientation, and interrelationships of the scene and evidence
. The sketch supports the photographs and notes and will ultimately compliment the final report.
In which direction should the top of a crime scene sketch be oriented?
With regard to compass direction, it is often claimed that every sketch should be created with
north facing the top of the
page, but such an orientation is neither practical nor advisable in all situations.
What are the 3 parts of a crime scene sketch?
- Heading: notation that indicates why the sketch was created. …
- Diagram area: the drawing itself. …
- Legend: tells the viewer what the various labels used in the diagram depict.
- Title block: provides important info relevant to the location of the scene and the creator of the sketch.
What are the 4 parts to a crime scene sketch?
- Identify a problem.
- Predict a solution to the problem or an answer to the question.
- Design the experiment to be used to test your hypothesis.
- Carry out the experiment.
- Analyze the data and observations.
- State the conclusion.
- Summary paragraph.
What are the two main tools for documenting a crime scene?
for the crime-scene investigators. Crime-scene investigators document the crime scene in detail and collect physical evidence. Crime-scene investigators include
recorders to record the data, sketch artists to sketch the scene, photographers to take photos of the crime scene, and evidence collectors
.
What are two requirements of a crime scene sketch?
The following should be recorded on the sketch: • Address or location of scene.
Case number.
Date sketch was made and by whom. A key to identify the different objects in the sketch.
What is the triangulation sketch method?
Triangulation utilizes
two or more reference points to establish the position of an object
. By drawing a line that connects the two reference points and extending a line from each of the reference points to the object being measured, a triangle is formed.
What are the different methods of documenting a crime scene?
The three most common methods of recording a crime scene are:
note taking, sketching, and photography
. A detailed record of the crime scene and of the actions taken during the search of it, help the crime scene specialist to accurately recall events and to identify items of evidence later in a court of law.
What should you not do at a crime scene?
- 1 – Do NOT touch, or have anyone else touch anything. …
- 2 – Do NOT clean it yourself, or have a family member or employee clean up.
What are the elements of sketching?
- Line.
- Shape.
- Form.
- Color.
- Space.
- Texture.
- Value.
- Mark making and materiality.
What is a rough sketch?
rough drawing –
a preliminary sketch of a design or picture
.
draft
.
sketch
, study – preliminary drawing for later elaboration; “he made several studies before starting to paint” Based on WordNet 3.0, Farlex clipart collection.
What are the types of sketches?
- Interior sketching. For this kind of sketching, it is highly important to understand the laws of perspective and train your eye to judge scale and proportion. …
- Fashion sketching. …
- Industrial sketching. …
- Travel sketching.
Why is it important to separate eyewitnesses at a crime scene?
The crime scene investigator who arrives at a scene where witnesses are still present may decide to question them or examine skin, clothing and hair, especially in the case of a violent death. As such, it is important that witnesses be
separated from the immediate vicinity of the victim to prevent cross-contamination
.
