Forensic Science Legal Issue Exam Review

Evidence refers to a shoe print left at a crime scene

Impression evidence

A document of movement and location of physical evidence from the time it is obtained until it is presented in court

Chain of custody

Evidence which probable cause can be based on

Circumstantial evidence, expertise, and observation

Protects people against unreasonable invasion

The 4th amendment

Issued by Leah’s or government official authorizing the police to make an arrest, search premises or carry out some other action relating to the administration of justice

A warrant

Relies on clues which officers are specifically trained to notice

Expertise

Information and officer obtains through series such as sight smell or hearing

Observation

Facts gathered through the exchange of others

Information

Indirect information which implies a crime has occurred

Circumstantial evidence

types of evidence is collected using filtered vacuum devices

Trace evidence

Steps of evidence collection at a crime scene in correct order

Secure the crime scene, walk through, document the scene with photos and sketches, and last collect evidence by tagging logging and packaging the evidence

Observation category of probable cause

Information an officer obtains through senses

Examples of trace evidence

Gun shot residue, chemicals, glass, paint residue

Evidence in document form

Documentary evidence

Witness testimonies expert opinions and statements made in court

Testimonial evidence

Object or matter

Real evidence

Witness testimony

Demonstrative evidence

Search and seizure

Searching areas of criminal interest and seizing evidence

best describes trace evidence

Very small pieces of evidence

Observations include

An officer seeing sus person looking into a car window, officer hearing a gunshot, and an officer smelling drugs or alcohol in a persons vehicle

Not considered trace evidence

Bullets

Law enforcement must submit before obtaining a search warrant

Affidavit

Evidence being declared inadmissible in court

Chain of custody is Broken