- 1. It refers to the properties and attributes of the projectile while still inside the gun.
A) Terminal Ballistics
B) Interior Ballistics
C) Exterior Ballistics
D) Forensic Ballistics
- 2. It covers from the time; the firearm is loaded with the cartridge, the explosion and the movement of the bullet from the breech to the muzzle of the gun.
A) Interior Ballistics
B) Forensic Ballistics
C) Exterior Ballistics
D) Terminal Ballistics
- 3. It refers to the attributes and movements of the bullet after it has left the gun muzzle, which includes the condition of the bullets' movement and flight up to the target.
A) Terminal Ballistics
B) Forensic Ballistics
C) Interior Ballistics
D) Exterior Ballistics
- 4. The knocking power of a particular
powder load of the cartridges which makes a devastating lesion, caused by the bullet.
A) Exterior Ballistics
B) Interior Ballistics
C) Terminal Ballistics
D) Forensic Ballistics
- 5. It refers to the effects of the impact of the projectile on the target
A) Exterior Ballistics
B) Terminal Ballistics
C) Forensic Ballistics
D) Interior Ballistics
- 6. It refers to the investigation and identification of firearms by means of ammunition fired through them.
A) Forensic Ballistics
B) Exterior Ballistics
C) Interior Ballistics
D) Terminal Ballistics
- 7. This is the real branch of the science which the police use as their guide in field investigations.
A) Forensic Ballistics
B) Exterior Ballistics
C) Terminal Ballistics
D) Interior Ballistics
- 8. it includes making of a ballistics report and presentation of the result of the examination conducted before the court.
A) Legal proceeding
B) Field investigations
C) Forensic examinations
D) Technical examinations
- 9. These are conducted by first responders when they investigate a case wherein firearms have been us
A) Forensic examinations
B) Legal proceeding
C) Technical examinations
D) Field investigations
- 10. The ballistics exhibits are conducted by the firearms examiners in the ballistics laboratory to determine the value of firearms exhibits in the solution of the case.
A) Field investigation
B) Technical examinations
C) Legal proceeding
D) Forensic examinations
- 11. The primer should explode, the firing pin should hit such. This is due to the theory of friction wherein there is a resistance to motion created by the firing pin.
A) Pressure developed
B) Ignition of the priming mixture
C) Combustion of the gunpowder
D) Firing pin hitting the primer
E) Energy generated
- 12. The priming mixture is made up of very sensitive material that is commonly located in the center portion of the cartridge case.
A) Firing pin hitting the primer
B) Pressure developed
C) Ignition of the priming mixture
D) Combustion of the gunpowder
E) Energy generated
- 13. The primer is crushed and ignited, the flash passes through the vent towards the gunpowder that provides the combustion of gunpowder.
A) Combustion of the gunpowder
B) Firing pin hitting the primer
C) Pressure developed
D) Ignition of the priming mixture
E) Energy generated
- 14. In order to ignite the priming mixture, it must be live and potent and must be devoid of any moisture.
A) Combustion of the gunpowder
B) Pressure developed
C) Ignition of the priming mixture
D) Recoil of the gun
- 15. refers to the fatal equivalent of a bullet compared to a pound that is dropped from a certain height.
A) Pressure developed
B) Velocity of the bullet in the gun
C) Ignition of the priming mixture
D) Energy generated
E) Combustion of the gunpowder
- 16. The heated gas created by the burning powder charge is developed, a tremendous pressure is produced in the chamber of the firearm.
A) Velocity of the bullet in the gun
B) Energy generated
C) Pressure developed
D) Combustion of the gunpowder
- 17. The forward movement of the bullet after the explosion results in the backward movement of the cartridge case.
A) Rotation of the bullet in the barrel
B) Velocity of the bullet in the gun
C) Engraving of the cylindrical surface of the bullet
D) Recoil of the gun
- 18. The gun is due to Newton's third law of motion (law of interaction) which states that every action is always equal and opposite reaction
A) Rotation of the bullet in the barrel
B) Recoil of the gun
C) Engraving of the cylindrical surface of the bullet
D) Combustion of the gunpowder
- 19. The gun is affected by several things such as tightness with which the firearm is held, height of the bore above the center of the stock line of wrist for pistols, shape and design of the butt plate or the pistol's grip, weight of the firearm and the physical and mental condition of the shooter.
A) Engraving of the cylindrical surface of the bullet
B) Recoil of the gun
C) Rotation of the bullet in the barrel
D) Velocity of the bullet in the gun
- 20. The bullet will travel the bore of the barrel depending on the powder load of the cartridges, since it is the powder load that will propel the bullet in the bore of the barrel of the firearm.
A) Velocity of the bullet in the gun
B) Rotation of the bullet in the barrel
C) Recoil of the gun
D) Engraving of the cylindrical surface of the bullet
E) Muzzle Flash
- 21. It is the visible light of a muzzle blast, which expels high-temperature, high-pressure
gases from the muzzle of a firearm.
A) Muzzle Blast
B) Muzzle Energy
C) Muzzle Flash
- 22. The combustion products of the gunpowder cause the blast and flash, and any remaining unburned powder, mixing with the ambient air.
A) Muzzle Energy
B) Muzzle Flash
C) Muzzle Blast
- 23. it is energy generated at the muzzle point, whenever the cartridge explodes from a firearm.
A) Muzzle Energy
B) Muzzle Flash
C) Muzzle Blast
- 24. it is the noise created at the muzzle point due to the sudden escape of the expanding gas coming in contact with the surrounding atmosphere.
A) Muzzle Blast
B) Muzzle Energy
C) Muzzle Flash
- 25. Due to this sound at the muzzle end of the
gun, a silencer was invented to minimize the sound, which the criminal took advantage of to conceal the crime.
A) Muzzle Energy
B) Muzzle Flash
C) Muzzle Blast
- 26. When the heated gas drives the bullet by tremendous pressure towards the muzzle end, the bullet will rotate following the riflings inside the gun barrel
A) Velocity of the bullet in the gun
B) Engraving of the cylindrical surface of the bullet
C) Rotation of the bullet in the barrel
D) Recoil of the gun
- 27. If the firearm does not have riflings inside the barrel, the bullet (shot) would move forward without rotating inside the bore of the barrel until the bullet left the gun muzzle.
A) Rotation of the bullet in the barrel
B) Engraving of the cylindrical surface of the bullet
C) Recoil of the gun
D) Velocity of the bullet in the gun
- 28. The riflings starting from the breech end up to themuzzle end of the barrel will engrave in the body of the bullet, depending on the number of lands and grooves as part of the class characteristics of the firearm.
A) Rotation of the bullet in the barrel
B) Engraving of the cylindrical surface of the bullet
C) Velocity of the bullet in the gun
D) Muzzle Flash
E) Recoil of the gun
- 29. it is the actual curve path of the bullet during its flight from the gun muzzle to the target
A) Air resistance
B) Trajectory
C) Range
D) Pull of gravity
E) Velocity
- 30. it is the rate of speed per unit of time.
A) Pull of gravity
B) Air resistance
C) Trajectory
D) Range
E) Velocity
- 31. There are three stages of trajectory namely;
A) vertical drop
B) All of these
C) None of these
D) straight horizontal line
E) parabola-like flight
- 32. straight distance from the muzzle to the target.
A) Trajectory
B) Range
C) Velocity
D) Air resistance
E) Pull of gravity
- 33. The ___________ is based upon the intrinsic accuracy of the firearm and ammunition, size of the target, marksmanship ability of the shooter, the ability to discern the target, knowledge of the ballistics characteristics of the ammunition, and the level of power needed to be delivered to the target.
A) Air resistance
B) Trajectory
C) Velocity
D) Range
- 34. the distance within which when the bullet was fired it is still capable of inflicting fatal injury.
A) Effective range
B) Zero range
C) Accurate range
D) Minimum range
E) Maximum range
- 35. it is the farthest distance that a projectile can be propelled from a firearm.
A) Effective range
B) Minimum range
C) Accurate range
D) Zero range
E) Maximum range
- 36. It is the distance within a shooter that has control of his shots.
A) Maximum range
B) Accurate Range
C) Effective range
D) Zero range
E) Minimum range
- 37. this is the farthest distance at which the line of sight and the bullet's path intersect.
A) Maximum range
B) Effective range
C) Accurate range
D) Zero range
E) Minimum range
- 38. resistance encountered by the bullet during its flight which reduces its speed.
A) Pull of gravity
B) Penetration
C) Aerodynamic drag
- 39. There are three parts of drag bullet, namely:
A) None of these
B) Skin friction
C) Base drag
D) Bow resistance
E) All of these
- 40. due to the under-pressure and disturbance of the air behind the base.
A) Base drag
B) Bow resistance
C) Skin friction
- 41. caused by the friction of air moving along the middle portion of the body
A) Bow resistance
B) Base drag
C) Skin friction
- 42. due to air pressure at the head of the projectile.
A) Bow resistance
B) Base drag
C) Skin friction
- 43. the depth of entry on the target based on the power and velocity of the bullet.
A) Pull of gravity
B) Penetration
C) Aerodynamic drag
- 44. downward reaction of the bullet towards the center of the earth, due to its weight. The
pull of gravity will apply only, starting from the parabola, then to the maximum range and to the final vertical drop.
A) Air resistance
B) Aerodynamic drag
C) Penetration
D) Pull of gravity
- 45. However, in the effective range, the bullet could withstand the pull of gravity due to its
velocity and gyroscopic stability.
A) Aerodynamic drag
B) Air resistance
C) Pull of gravity
D) Penetration
- 46. grouping on the target. it is the size of the bullet
A) Terminal energy
B) Striking accuracy
C) Terminal penetration
D) Terminal velocity
E) Terminal accuracy
- 47. it is the speed of the bullet upon striking the target.
A) Terminal velocity
B) Terminal energy
C) Terminal accuracy
D) Terminal penetration
- 48. it is the depth of entry of the bullet in the target.
A) Terminal energy
B) Terminal accuracy
C) Terminal penetration
D) Terminal velocity
- 49. it is the energy of the projectile when it strikes the target.
A) Terminal velocity
B) Terminal energy
C) Terminal accuracy
D) Terminal penetration
- 50. This referred to the fatal equivalent of a bullet when it struck the victim.
A) Terminal velocity
B) Terminal penetration
C) Terminal accuracy
D) Striking energy
- 51. the power of the bullet that resulted in the instantaneous death of the victim.
A) Shocking power
B) Power rangers
C) Stopping power
- 52. the power of the bullet that puts the victim out of action instantly.
A) Power rangers
B) Shocking power
C) Stopping power
- 53. One famous and controlling criminal case decided by the Supreme Court, recognizing the testimony of a _____________________ was the case of the Pp vs Timbol bros et al. The case fully established the relevance of this branch in police science in criminal identification and investigation
A) Forensic Examinations
B) Forensic Ballistics
C) Forensic Firearm Expert
- 54. Significant cases of VIP assassinations that extensively required the application of ballistics and firearms identification of an United States
.
A) John F. Kennedy
B) None of these
C) All of these
D) Sen. Robert Kennedy
E) Martin Luther King Jr.
A) June 5, 1968
B) November 22, 1963
C) April 4, 1968
- 56. Martin Luther King Jr.
A) June 5, 1968
B) November 22, 1963
C) April 4, 1968
A) April 4, 1968
B) June 5, 1968
C) November 22, 1963
- 58. Significant cases of VIP assassinations that extensively required the application of ballistics and firearms identification on the Philippines
A) Sen. Benigno "Ninoy" S. Aquino Jr
B) None of these
C) Atty. Segundo Sotto, Jr. y Gonzalo
D) All of these
E) Etong Case
- 59. ___________________ is one among the major fields of criminalistics that can help
criminal investigators in the identity of fired bullets fired from guns.
A) Firearms identification
B) Personal Identification
- 60. Etong Case on what year?
A) January 18, 2016
B) April 2009
C) August 21, 1983
- 61. Atty. Segundo Sotto, Jr. y Gonzalo
A) April 2009
B) August 21, 1983
C) January 18, 2016
- 62. Sen. Benigno "Ninoy" S. Aquino Jr.
A) January 18, 2016
B) April 2009
C) August 21, 1983
- 63. Who ______________________ was convicted with the crime of murder through the fired bullet
recovered at the crime scene and the firearms confiscated from the suspect.
A) Zaldy Co
B) Zaldy Salahuddin
C) Zaldy Gonzalo
- 64. the study of shotgun ammunition including its characteristics spread and trailing.
A) Gunshot wound
B) Shot ballistics
C) Chilled shots
D) Wound ballistics
- 65. bore constriction is reduced by one-half mm.
A) Improved choke
B) Half choke
C) Modified choke
D) Quarter choke
- 66. bore constriction is reduced by ½ mm.
A) Quarter choke
B) Half choke
C) Full choke
D) Modified choke
E) Improved choke
- 67. it will deliver about 60 percent.
A) Quarter choke
B) Modified choke
C) Half choke
D) Improved choke
E) Full choke
- 68. bore constriction is reduced by about 1/10 mm or about 50 percent of shots.
A) Quarter choke
B) Improved choke
C) Half choke
D) Full choke
E) Choke
- 69. A full choke 12-gauge gun will kill ducks that
are about 60 to 65 yards (55 to 59 meters) away.
A) Improved choke
B) Quarter choke
C) Half choke
D) Modified choke
E) Full choke
- 70. bore constriction is reduced by one mm. If a barrel will put 70 percent of its shot charge in
a 30-inch (76-centimeter) circle at 40 yards (37 meters).
A) Choke
B) Half choke
C) Quarter choke
D) Modified choke
E) Full choke
- 71. The bore of the gun is sometimes constricted near the muzzle end. That is, the diameter near the muzzle end is slightly smaller than the diameter of the bore of the rest of the barrel.
A) Choke
B) Half choke
C) Full choke
- 72. The amount of spread in the shot is controlled by the _________.
A) Choke
B) Chilled shot
C) Half choke
D) Full choke
- 73. the diameter of a barrel of a shotgun is the same throughout the bore.
A) Improved choke
B) Choke
C) Half choke
D) Modified choke
E) Full choke
- 74. shotgun pellets made from lead especially hardened by the addition of a slight amount of
antimony.
A) Chilled shot
B) Ballistic shot
C) Gunshot
D) shotgun pellets
- 75. It refers to the study of the effects of a projectile on a target and the conditions that affect it.
A) Wound ballistics
B) Gunshot wounds
C) Penetrating wound
- 76. The bullet that was propelled from the gun as well as the flame from the heated expanded gases in short-range fire is the one that produces injury.
A) Wound ballistics
B) GSW
C) Transfixing wound
D) Penetrating wound
- 77. it is an open wound produced by the penetration of a bullet slug within the tissues
of the body.
A) Transfixing wound
B) Penetrating wound
C) Gunshot wound
D) Wound ballistics
- 78. Their presence not only permits the identification of the firearms injury but they also permit a fairly reliable guess of the firearm.
A) Contusion
B) Foreign Materials
C) Pink Coloration
D) Dirt Ring
- 79. caused by the impact of the projectile (reddish-dark to bluish-black - varies somewhat with the age of the injury).
A) Dirt Ring
B) Contusion
C) Foreign Materials
D) Pink Coloration
- 80. caused by absorbed carbon monoxide in the skin and flesh.
A) Dirt Ring
B) Contusion
C) Pink Coloration
D) Foreign Materials
- 81. It takes the form of a belt around the wound. It is uniform in thickness.
A) Dirt Ring
B) Foreign Materials
C) Pink Coloration
D) Contusion
- 82. deposited by some projectile (which carry greases on them) around the wound.
A) Pink Coloration
B) Foreign Materials
C) Dirt Ring
D) Contusion
- 83. The existence of this indicates the entrance side of a firearm injury & does not indicate the range.
A) Contusion
B) Pink Coloration
C) Foreign Materials
D) Dirt Ring
- 84. The injury implies that the object does not pass through.
A) Penetrating Wound
B) Transfixing Wound
C) Perforating Wound
- 85. It only has an entrance wound; therefore, the bullet can be found inside the body and is a source of firearm identification.
A) Transfixing Wound
B) Penetrating Wound
C) Perforating Wound
- 86. The wound has an entrance and exit.
A) Gunshot wound
B) Penetrating Wound
C) Transfixing Wound
- 87. an injury in which an object enters the body or a structure and passes all the way through.
A) Gunshot wound
B) Perforating Wound
C) Penetrating Wound
- 88. Three Basic Kinds of GSW Distinguished by the Proximity of the Weapon
A) Contact
B) Close discharge
C) All of these
D) None of these
E) Distance Discharge
A) Distance Discharge
B) Contact
C) Close discharge
- 90. gun muzzle pressed against, or within an inch or two, of the body.
A) Contact
B) Distance Discharge
C) Close discharge
A) Close discharge
B) Distance Discharge
C) Contact
- 92. The higher the caliber of the wounding bullet, the greater the size of the wound of entrance, hence, greater destruction to the tissues.
A) Part of the body involved
B) Caliber of the weapon
C) Direction of fire
D) Shape and composition of the missile
- 93. The higher the power the weapon is more destructive to the tissues of the body.
A) Part of the body involved
B) Kind of weapon
C) Caliber of the weapon
D) Direction of fire
E) Shape and composition of the missile
- 94. The conical-shaped free end of the bullet slug has more penetrating power but less tissue destruction, while the bullet slug with a hemispherical free end has less penetrating but more destruction to the tissues.
A) Part of the body involved
B) Caliber of the weapon
C) Kind of weapon
D) Shape and composition of the missile
- 95. A right angle approach of the bullet to the body will produce a round shape wound of entrance in short distance fire, while in acute angle of approach, the bullet will produce an oval shape wound of entrance with contusion collar widest on the side of the acute angle of approach and a tendency for the bullet to deflect to another direction upon hitting the target.
A) Range of fire
B) Direction of fire
C) Caliber of the weapon
D) Shape and composition of the missile
E) Part of the body involved
- 96. When the bullet hits the soft tissues of the body; the bullet penetrates and usually without any change in direction, however upon hitting the bones and other hard body structures the bullet may fracture the bones causing further injury or may deflect to another direction.
A) Direction of fire
B) Caliber of the weapon
C) Range of fire
D) Part of the body involved
- 97. However, in long range fire, the characteristic effect of the bullet alone will produce the injury. It may include:
A) All of these
B) Tattooing (Peppering)
C) Muzzle Pattern
D) Scorching
E) Blackening
- 98. caused by the flame or hot gases not by the hot projectiles as is commonly believed.
A) Tattooing (Peppering)
B) Blackening
C) Muzzle Pattern
D) Scorching
- 99. It is also known as burning or charring.
A) Scorching
B) Muzzle Pattern
C) Tattooing (Peppering)
D) Blackening
- 100. caused by the deposition of smoke particles by all types of powders at close ranges.
A) Muzzle Pattern
B) Scorching
C) Blackening
D) Tattooing (Peppering)
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