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Biblioteka

Ballistics and Firearms Warm-up

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Posljednje ažuriranje about 1 year ago
27
Monday 3/3/2025
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Tuesday 3/4/2025
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Wednesday 3/5/2025
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Thursday 3/6/2025
Monday 3/10/2025
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Tuesday 3/11/2025
Friday 3/14/2025
Monday 3/17/2025
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Tuesday 3/17/2025
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Wednesday 3/18/2025
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Pitanje 1
1.

Drag and drop the terms onto the image to label the schematic of a bullet.

Drugi mogući odgovor:
lead core
propellant
primer
extracting groove
copper jacket
brass cartridge case
Pitanje 2
2.

There are 4 types of firearms. Drag and drop each description into its appropriate category.

  • a 6-cylinder firearm that must be reloaded by hand and does not eject a spent shell

  • firearms designed to be held in one hand, easy to carry, and easy to conceal

  • firearms with longer barrels that possess greater range and accuracy

  • similar to rifles, but the inside of the barrels are smooth, and the cartridges contains small spherical pellets called "shot"

  • a firearm that propels pellets through air, spring compression, or a carbon dioxide cartridge

  • handguns

  • rifles

  • shotguns

  • Air guns

Pitanje 3
3.

Select all of the following that are true about the following firearm:

Pitanje 4
4.

Categorize the bullets as left twist or right twist.

  • LEFT

  • RIGHT

Pitanje 5
5.

"9 mm Luger" is the ________ imprinted on the cartridge.

Pitanje 6
6.

Label the cartridge casings as centerfire or rimfire.

Drugi mogući odgovor:
rimfire
centerfire
1
Pitanje 7
7.
1
Pitanje 8
8.
1
Pitanje 9
9.
Pitanje 10
10.
1
Pitanje 11
11.
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1
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1
1
Pitanje 19
19.

Which of the following elements are commonly found in ammunition primers?

Pitanje 20
20.

Summarize Locard's Exchange Principle and discuss how it applies to gunshot residue and GSR testing.

Pitanje 21
21.

Explain why GSR cannot be used to connect a suspect to a weapon used in commission of a crime.

Pitanje 22
22.

What is a diphenylamine test and what are 2 substances that can trigger a positive test result?

Pitanje 23
23.

Pitanje 24
24.

2
Pitanje 25
25.
1
Pitanje 26
26.
Pitanje 27
27.
Pitanje 12
12.
Pitanje 13
13.
Pitanje 14
14.
Pitanje 15
15.
Pitanje 16
16.
Pitanje 17
17.
Pitanje 18
18.

Examine the following bullet and note its dimensions:

- 6 lands/grooves

- cut rifling

- groove width = 0.072 inches

- land width = 0.147 inches

Check the "show your work" section and select all of the possible firearm manufacturers from the list below:

Examine the following bullet and note its dimensions:

- 6 lands/grooves

- cut rifling

- groove width = 0.058 - 0.071 inches

- land width = 0.161 - 0.165 inches

Check the "show your work" section and select all of the possible firearm manufacturers from the list below: