CHEM 207 - Practice Exam #3

CHEM 207 - Practice Exam #3 - Ferris State University Chem...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Ferris State University Chem. 207: Science and Crime Prof. Mary K. Bacon, MS, MT(ASCP) Department of Physical Sciences 1 1. Fingerprints are divided into three classes based on their general pattern; loops, arches, and _____. a. deltas b. whirls c. whorls 2. Before evidence can be properly analyzed it must be ________ at the crime scene. a. recognized b. packaged c. ignored 3. Physical evidence may be obtained from: a. the crime scene b. the victim c. the suspect d. all of the above 4. In the ruling of _______, the trial judge is must assume the ultimate responsibility for acting as “gatekeeper” for the admissibility and reliability of scientific evidence presented in their courts. a. Frye v . United States b. Daubert v. Merrell Dow Pharmaceuticals c . Coppolino v. State of Florida d . Mapp v. United States 5. If broken glass can be pieced together, then the evidence has ___ characteristics. a. individual b. class 6. Rigor mortis is one technique that can be used to estimate the time of death. a. True b. False 7. The case of Frye v. United States deals with the legal issue of: a. admissibility of DNA evidence b. search and seizure guidelines c. general acceptance of scientific principles d. admissibility of fingerprint evidence 8. A piece of glass is immersed in a liquid and sinks into the liquid. This shows that the density of the glass is _______ the density of the liquid. a. greater than b. less than c. equal to
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Ferris State University Chem. 207: Science and Crime Prof. Mary K. Bacon, MS, MT(ASCP) Department of Physical Sciences 2 9. When securing a crime scene, the first officer on the scene is responsible to preserve and protect the area. a. true b. false 10. _______ is defined as mass/volume. a. Weight b. Refractive index c. Density 11. The atomic number (Z) of sodium is __. a. 22 b. 11 c. 2 12. Physical evidence that can be used to aid in a crime scene reconstruction include(s): a. blood spatters b. gunshot residues c. glass fragments d. shoeprints e. all of the above 13. If glass cannot be physically pieced together than the control and question glass are best compared as to its: a. color and density b. weight and density c. refractive index and color d. refractive index only e. refractive index and density 14. The 3R rule states that radial cracks form a right angle on the ___ side of the force. a.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 8

CHEM 207 - Practice Exam #3 - Ferris State University Chem...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online