Unit 4 Review
Unit 4 Review.
1. Which is not a method for collecting a toolmark on a doorframe?
a. casting that portion of the doorframe
b. photography
b. removing that portion of the frame
c. making a rubbing of the mark on the frame
2. Which tool most likely made these striations?
a. pry bar
b. screwdriver
c. Pliers
d. bolt cutter
3. Analysis of radial cracks from three impacts revealed that cracks from A stopped at cracks from Z. Cracks from Z stopped at cracks from B. Which is the correct order of the impacts from first to last?
a. B, A, Z
b. B, Z, A
c. A, Z, B
d. A, B, Z
4. In which stage of manufacturing can the type of glass be varied between soda-lime, borosilicate, and aluminosilicate glass?
a. formulating the mix
b. changing the rate of heating the mix
c. Floating
d. annealing
5. Which substance would be predominant in the topmost layer of soil?
a. Quartz
b. Pumice
c. Calcite
d. humus
6. Which smell describes red soil?
a. Putrid
b. Sweet
c. raw eggs
d. flowery
7. Which technique would be best for bringing out the details of a dusty footprint or shoeprint?
a. applying dusting powder
b. electrostatic dusting
c. photographing with oblique lighting
d. casting with dental stone
8. Which information is necessary to determine the speed of a vehicle in an accident?
a. length of skid marks alone
b. distance between tires and length of skid marks
c. length of skid marks and type of pavement
d. length of skid marks, type of pavement, and wet or dry conditions
9. Which describes the basis of an immunoassay?
a. The unknown amount of drug in a sample competes with a known amount of fluorescently labeled drug for binding to an antibody to that drug.
b. The drug fragments have specific molecular weights that bind to the antibodies.
c. The drug gets carried through a stationary phase by a mobile phase and the retention time identifies the drug.
d. An electron beam excites atoms within the drug, which give off a characteristic X-ray spectrum.
10. Which class of drugs reduces pain?
1. Which is not a method for collecting a toolmark on a doorframe?
a. casting that portion of the doorframe
b. photography
b. removing that portion of the frame
c. making a rubbing of the mark on the frame
2. Which tool most likely made these striations?
a. pry bar
b. screwdriver
c. Pliers
d. bolt cutter
3. Analysis of radial cracks from three impacts revealed that cracks from A stopped at cracks from Z. Cracks from Z stopped at cracks from B. Which is the correct order of the impacts from first to last?
a. B, A, Z
b. B, Z, A
c. A, Z, B
d. A, B, Z
4. In which stage of manufacturing can the type of glass be varied between soda-lime, borosilicate, and aluminosilicate glass?
a. formulating the mix
b. changing the rate of heating the mix
c. Floating
d. annealing
5. Which substance would be predominant in the topmost layer of soil?
a. Quartz
b. Pumice
c. Calcite
d. humus
6. Which smell describes red soil?
a. Putrid
b. Sweet
c. raw eggs
d. flowery
7. Which technique would be best for bringing out the details of a dusty footprint or shoeprint?
a. applying dusting powder
b. electrostatic dusting
c. photographing with oblique lighting
d. casting with dental stone
8. Which information is necessary to determine the speed of a vehicle in an accident?
a. length of skid marks alone
b. distance between tires and length of skid marks
c. length of skid marks and type of pavement
d. length of skid marks, type of pavement, and wet or dry conditions
9. Which describes the basis of an immunoassay?
a. The unknown amount of drug in a sample competes with a known amount of fluorescently labeled drug for binding to an antibody to that drug.
b. The drug fragments have specific molecular weights that bind to the antibodies.
c. The drug gets carried through a stationary phase by a mobile phase and the retention time identifies the drug.
d. An electron beam excites atoms within the drug, which give off a characteristic X-ray spectrum.
10. Which class of drugs reduces pain?