A) Lead round nose B) Lead wadcutter C) Lead semi-wadcutter D) Soft point
A) Lead round nose B) Lead wadcutter C) Lead semi-wadcutter D) Soft point
A) Lead round nose B) Soft point C) Lead wadcutter D) Lead semi-wadcutter
A) Lead semi-wadcutter B) Lead round nose C) Soft point D) Lead wadcutter
A) Boat tail B) Full metal jacket boat tail C) Full metal jacket D) Hollow point boat tail E) Soft point
A) Boat tail B) Soft point C) Full metal jacket D) Full metal jacket boat tail E) Hollow point boat tail
A) Hollow point boat tail B) Full metal jacket C) Full metal jacket boat tail D) Boat tail E) Soft point
A) Soft point B) Full metal jacket boat tail C) Hollow point boat tail D) Full metal jacket E) Boat tail
A) Full metal jacket boat tail B) Soft point C) Hollow point boat tail D) Full metal jacket E) Boat tail
A) Full metal jacket B) Boat tail C) Hollow point boat tail D) Full metal jacket boat tail E) Full metal jacket
A) Note the position of the hammer, safety, and cylinder before unloading. B) Place the firearm directly into an airtight plastic bag to prevent contamination. C) Immediately wipe down the exterior to check for latent fingerprints. D) Insert a pen into the barrel to lift the weapon safely.
A) On the slide or the frame where it will not damage mechanical parts. B) On the removable plastic magazine floorplate. C) Inside the barrel rifling using a steel stylus. D) On the firing pin or breech face.
A) Cleaned thoroughly with gun oil and scrubbed with a wire brush. B) Dried quickly using a high-heat hair dryer before packaging. C) Packaged in a container filled with the original stream or ditch water. D) Sealed immediately in a non-porous vinyl bag while still wet.
A) Pry the bullet out using a flathead screwdriver against the bullet nose. B) Wash the bullet in soapy water immediately after extraction to remove debris. C) Dig the bullet out using steel tweezers to ensure a tight grip. D) Cut out a portion of the drywall around the bullet and carefully chip it away.
A) Wrap the jacket in soft tissue paper and place it inside a breathable paper pillbox. B) Place the jacket directly into a sealed plastic bag filled with liquid preservative. C) Submerge the jacket in a vial of rubbing alcohol to disinfect the biological material D) Wrap the jacket tightly in aluminum foil and place it in a plastic tube.
A) Directly across the rifling lands and grooves on the cylindrical body. B) On the base or the nose of the bullet. C) Around the entire circumference of the bearing surface. D) Fired bullets should never be marked directly under any circumstances.
A) Bind the bullets together with rubber bands to prevent them from hitting each other. B) Package each bullet in a separate, labeled container to maintain individual chain of custody. C) Place all bullets together in one container to keep the case files consolidated. D) Group the bullets by caliber size and place them into shared plastic bags.
A) A motorized rotary saw B) Wooden or rubber-tipped forceps C) Steel needle-nose pliers D) A serrated hunting knife
A) Photograph the bullet in situ with a scale and note its exact coordinates. B) Sift the surrounding soil through a coarse wire mesh immediately. C) Roll the bullet over to check for any manufacturing stamps on the base. D) Wash the soil off the bullet surface to confirm it is actually a bullet.
A) Use bare fingers to pick it up by the sides where the metal is thickest. B) Slide a metal rod through the primer hole to lift the casing. C) Use plastic-tipped forceps to grip the casing inside the open mouth or by the rim. D) Wrap adhesive tape around the entire casing to lift it quickly.
A) On the inside of the open mouth or on the side of the case near the mouth. B) Across the circular firing pin impression. C) Directly across the primer pocket on the base. D) Over the extraction groove and rim area.
A) Taped down next to each other on a piece of cardboard using heavy duct tape. B) Placed individually into separate paper envelopes or small pillboxes. C) Dropped together into a loose plastic bag to ensure they stay airtight. D) Collected together into a single glass jar to keep them from rolling around.
A) Soak the casing in vinegar to dissolve the soot before packaging. B) Scrape off the soot with a scalpel and collect the powder flakes in a separate vial. C) Wipe the casing with a damp cloth to reveal the manufacturer's headstamp clearly. D) Leave the residue completely intact and package the item carefully to preserve it.
A) Wipe the moisture off with a clean towel, then seal it tightly in a Ziploc bag. B) Submerge it in water inside a sealed jar to keep its environment identical to the scene. C) Let the cartridge case air-dry at room temperature, then package it in a breathable paper container. D) Heat the cartridge case with a lighter to dry it instantly, then place it in a plastic tube.
A) To provide an objective, scientific opinion based on the comparison of microscopic toolmarks. B) To determine the legal guilt or innocence of the accused based on the firearm evidence. C) To cross-examine the defense witnesses regarding the trajectory of the bullet. D) To file the official criminal charges against the suspect on behalf of the state.
A) The expert must guarantee with absolute 100% certainty that no error is possible. B) The expert must establish that the methods used are generally accepted within the scientific community. C) The expert must have personally witnessed the collection of the evidence at the crime scene. D) The expert must obtain written permission from the defense counsel prior to testing.
A) To track every individual who handled the item, ensuring its integrity from the scene to the courtroom. B) To provide a detailed cost estimate of the laboratory testing for the court records. C) To allow multiple laboratory technicians to test the evidence simultaneously without logging it. D) To document the personal contact information of all witnesses present at the shooting.
A) The laboratory must re-examine the bullet using a different ballistics expert. B) The judge will immediately dismiss all criminal charges against the defendant. C) The ballistics expert will automatically be held in contempt of court and jailed. D) The evidence may be ruled inadmissible due to the risk of tampering or contamination.
A) Verify the seal integrity, sign the log, and document the condition of the package before opening. B) Break the seal immediately to inspect the headstamp of the cartridge. C) Test-fire a matching weapon to create a comparison standard before looking at the evidence. D) Call the recovering officer to verify their personal opinion on the case profile.
A) The cartridge should be left in the chamber during transit for context. B) The cartridge should be removed and marked on the nose of the bullet or the side of the case. C) The base of the cartridge casing should be deeply engraved with the case number. D) The live cartridge should be scratched with initials directly on the primer. |