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