FREE SCIENCE AND STUDY GAMES ABOUT FORENSICS

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FREE SCIENCE AND STUDY GAMES ABOUT FORENSICS

VOCABULARY EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -85 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: exemplar

Answer:

a standard document of known origin and authorship that is compared with documents of unknown authorship (questioned documents) during handwriting analysis

Question 2: area of convergence

Answer:

two-dimensional view of the intersection of lines formed by drawing a line through the main axis of at least two drops of blood that indicates the general area of the source of the blood spatter

Question 3: hair shaft

Answer:

part of the hair above the follicle; contains mitochondrial DNA

Question 4: Daubert standard of evidence

Answer:

standard of evidence the validity and reliability of expert witness testimony

Question 5: triangular

Answer:

a mathematical method of estimating positions of objects at a location such as a crime scene, given locations of stationary objects

Question 6: cast-off patterns

Answer:

blood projected onto a surface as a result of being flung from an object in motion

Question 7: hypothesis

Answer:

a possible explanation of a question or problem based on prior knowledge or observation

Question 8: valid

Answer:

evidence (testimony, exhibits, demonstrative evidence, and documentary material) properly collected and documented that truthfully supports a claim based on objective, scientific data from reliable sources

Question 9: perception

Answer:

information received from the senses

Question 10: primary crime scene

Answer:

the location where the crime took place

Question 11: deductive reasoning

Answer:

deriving a conclusion from the facts using a series of logical steps

Question 12: class evidence

Answer:

material that connects an individual or a thing to a certain group

Question 13: questioned document

Answer:

any signature, handwriting, typewriting, or other mark whose source or authenticity is in dispute or uncertain

Question 14: currency

Answer:

a printed document issued by a bank, guaranteeing payment to the holder on demand

Question 15: forgery

Answer:

the making, altering, or falsifying of personal documents or other objects with the intention of deception

Question 16: chain of custody

Answer:

the documented and unbroken transfer of evidence

Question 17: spines

Answer:

elongated blood streak radiating away from the center of a bloodstain

Question 18: circumstantial evidence

Answer:

evidence used to imply a fact but not support it directly

Question 19: crime-scene investigation

Answer:

a multidisciplinary approach in which scientific and legal professionals work together to solve a crime

Question 20: biometrics

Answer:

uses measurements and statistical analyses of someone's physical characteristics to aid in their identification

Question 21: law

Answer:

a statement on an observed phenomenon in the natural world that appears to always hold true; it does not explain why it occurs

Question 22: swipe

Answer:

blood pattern resulting from a lateral transfer from a moving source onto another surface

Question 23: quantitative analysis

Answer:

the measurable amount of each component determined by an analysis

Question 24: core

Answer:

a center of a loop

Question 25: area of origin

Answer:

location of the blood source viewed in three dimensions as determined by projecting angles of impact of individual bloodstain

Question 26: ridge patterns

Answer:

the recognizable pattern of the ridges found in the end pads of fingers that form lines on the surfaces of objects in a fingerprint. They are also on the palms of hands, soles of feet, and bottoms of toes

Question 27: adhesion

Answer:

the attraction between molecules of unlike substances

Question 28: neutron activation analysis (NAA)

Answer:

a process that relies on determining the concentrations of elements in materials by creating radioactive decay paths that can be identified and used to date archaeological specimens, gunshot residue, arsenic in hair, and geographic locations