- 1. It refers to the properties and attributes of the projectile while still inside the gun.
A) Interior Ballistics
B) Forensic Ballistics
C) Exterior Ballistics
D) Terminal 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) Forensic Ballistics
B) Terminal Ballistics
C) Exterior Ballistics
D) Interior 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) Exterior Ballistics
B) Interior Ballistics
C) Terminal Ballistics
D) Forensic Ballistics
- 4. The knocking power of a particular
powder load of the cartridges which makes a devastating lesion, caused by the bullet.
A) Interior Ballistics
B) Forensic Ballistics
C) Terminal Ballistics
D) Exterior Ballistics
- 5. It refers to the effects of the impact of the projectile on the target
A) Interior Ballistics
B) Exterior Ballistics
C) Terminal Ballistics
D) Forensic Ballistics
- 6. It refers to the investigation and identification of firearms by means of ammunition fired through them.
A) Exterior Ballistics
B) Interior Ballistics
C) Terminal Ballistics
D) Forensic Ballistics
- 7. This is the real branch of the science which the police use as their guide in field investigations.
A) Exterior Ballistics
B) Terminal Ballistics
C) Forensic 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) Field investigations
B) Technical examinations
C) Forensic examinations
D) Legal proceeding
- 9. These are conducted by first responders when they investigate a case wherein firearms have been us
A) Field investigations
B) Forensic examinations
C) Technical examinations
D) Legal proceeding
- 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) Technical examinations
B) Legal proceeding
C) Field investigation
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) Combustion of the gunpowder
B) Firing pin hitting the primer
C) Energy generated
D) Pressure developed
E) Ignition of the priming mixture
- 12. The priming mixture is made up of very sensitive material that is commonly located in the center portion of the cartridge case.
A) Pressure developed
B) Ignition of the priming mixture
C) Firing pin hitting the primer
D) Energy generated
E) Combustion of the gunpowder
- 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) Ignition of the priming mixture
C) Energy generated
D) Pressure developed
E) Firing pin hitting the primer
- 14. In order to ignite the priming mixture, it must be live and potent and must be devoid of any moisture.
A) Recoil of the gun
B) Combustion of the gunpowder
C) Ignition of the priming mixture
D) Pressure developed
- 15. refers to the fatal equivalent of a bullet compared to a pound that is dropped from a certain height.
A) Pressure developed
B) Energy generated
C) Ignition of the priming mixture
D) Combustion of the gunpowder
E) Velocity of the bullet in the gun
- 16. The heated gas created by the burning powder charge is developed, a tremendous pressure is produced in the chamber of the firearm.
A) Pressure developed
B) Velocity of the bullet in the gun
C) Energy generated
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) Engraving of the cylindrical surface of the bullet
B) Recoil of the gun
C) Velocity of the bullet in the gun
D) Rotation of the bullet in the barrel
- 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) Recoil of the gun
B) Engraving of the cylindrical surface of the bullet
C) Rotation of the bullet in the barrel
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) Rotation of the bullet in the barrel
B) Velocity of the bullet in the gun
C) Recoil of the gun
D) Engraving of the cylindrical surface of the bullet
- 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) Engraving of the cylindrical surface of the bullet
B) Velocity of the bullet in the gun
C) Muzzle Flash
D) Rotation of the bullet in the barrel
E) Recoil of the gun
- 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 Flash
B) Muzzle Blast
C) Muzzle Energy
- 22. The combustion products of the gunpowder cause the blast and flash, and any remaining unburned powder, mixing with the ambient air.
A) Muzzle Blast
B) Muzzle Energy
C) Muzzle Flash
- 23. it is energy generated at the muzzle point, whenever the cartridge explodes from a firearm.
A) Muzzle Flash
B) Muzzle Energy
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 Energy
B) Muzzle Flash
C) Muzzle Blast
- 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 Blast
C) Muzzle Flash
- 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) Rotation of the bullet in the barrel
B) Recoil of the gun
C) Velocity of the bullet in the gun
D) Engraving of the cylindrical surface of the bullet
- 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) Velocity of the bullet in the gun
D) Recoil of 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) Recoil of the gun
B) Velocity of the bullet in the gun
C) Engraving of the cylindrical surface of the bullet
D) Muzzle Flash
E) Rotation of the bullet in the barrel
- 29. it is the actual curve path of the bullet during its flight from the gun muzzle to the target
A) Velocity
B) Pull of gravity
C) Air resistance
D) Range
E) Trajectory
- 30. it is the rate of speed per unit of time.
A) Velocity
B) Trajectory
C) Pull of gravity
D) Range
E) Air resistance
- 31. There are three stages of trajectory namely;
A) vertical drop
B) straight horizontal line
C) parabola-like flight
D) All of these
E) None of these
- 32. straight distance from the muzzle to the target.
A) Velocity
B) Trajectory
C) Range
D) Pull of gravity
E) Air resistance
- 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) Velocity
B) Trajectory
C) Range
D) Air resistance
- 34. the distance within which when the bullet was fired it is still capable of inflicting fatal injury.
A) Zero range
B) Maximum range
C) Effective range
D) Minimum range
E) Accurate range
- 35. it is the farthest distance that a projectile can be propelled from a firearm.
A) Zero range
B) Effective range
C) Maximum range
D) Accurate range
E) Minimum range
- 36. It is the distance within a shooter that has control of his shots.
A) Maximum range
B) Accurate Range
C) Zero range
D) Effective range
E) Minimum range
- 37. this is the farthest distance at which the line of sight and the bullet's path intersect.
A) Effective range
B) Zero range
C) Minimum range
D) Maximum range
E) Accurate range
- 38. resistance encountered by the bullet during its flight which reduces its speed.
A) Penetration
B) Pull of gravity
C) Aerodynamic drag
- 39. There are three parts of drag bullet, namely:
A) Skin friction
B) Bow resistance
C) All of these
D) Base drag
E) None of these
- 40. due to the under-pressure and disturbance of the air behind the base.
A) Bow resistance
B) Base drag
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) Skin friction
B) Base drag
C) Bow resistance
- 43. the depth of entry on the target based on the power and velocity of the bullet.
A) Aerodynamic drag
B) Pull of gravity
C) Penetration
- 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) Pull of gravity
B) Aerodynamic drag
C) Air resistance
D) Penetration
- 45. However, in the effective range, the bullet could withstand the pull of gravity due to its
velocity and gyroscopic stability.
A) Pull of gravity
B) Penetration
C) Aerodynamic drag
D) Air resistance
- 46. grouping on the target. it is the size of the bullet
A) Terminal velocity
B) Terminal energy
C) Striking accuracy
D) Terminal accuracy
E) Terminal penetration
- 47. it is the speed of the bullet upon striking the target.
A) Terminal accuracy
B) Terminal energy
C) Terminal velocity
D) Terminal penetration
- 48. it is the depth of entry of the bullet in the target.
A) Terminal accuracy
B) Terminal penetration
C) Terminal velocity
D) Terminal energy
- 49. it is the energy of the projectile when it strikes the target.
A) Terminal velocity
B) Terminal penetration
C) Terminal energy
D) Terminal accuracy
- 50. This referred to the fatal equivalent of a bullet when it struck the victim.
A) Striking energy
B) Terminal accuracy
C) Terminal penetration
D) Terminal velocity
- 51. the power of the bullet that resulted in the instantaneous death of the victim.
A) Stopping power
B) Shocking power
C) Power rangers
- 52. the power of the bullet that puts the victim out of action instantly.
A) Shocking power
B) Power rangers
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) All of these
C) Martin Luther King Jr.
D) Sen. Robert Kennedy
E) None of these
A) June 5, 1968
B) November 22, 1963
C) April 4, 1968
- 56. Martin Luther King Jr.
A) November 22, 1963
B) April 4, 1968
C) June 5, 1968
A) November 22, 1963
B) April 4, 1968
C) June 5, 1968
- 58. Significant cases of VIP assassinations that extensively required the application of ballistics and firearms identification on the Philippines
A) Atty. Segundo Sotto, Jr. y Gonzalo
B) Sen. Benigno "Ninoy" S. Aquino Jr
C) Etong Case
D) None of these
E) All of these
- 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) August 21, 1983
B) January 18, 2016
C) April 2009
- 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) April 2009
B) August 21, 1983
C) January 18, 2016
- 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 Salahuddin
B) Zaldy Gonzalo
C) Zaldy Co
- 64. the study of shotgun ammunition including its characteristics spread and trailing.
A) Chilled shots
B) Gunshot wound
C) Shot ballistics
D) Wound ballistics
- 65. bore constriction is reduced by one-half mm.
A) Modified choke
B) Quarter choke
C) Improved choke
D) Half choke
- 66. bore constriction is reduced by ½ mm.
A) Improved choke
B) Full choke
C) Modified choke
D) Half choke
E) Quarter choke
- 67. it will deliver about 60 percent.
A) Improved choke
B) Half choke
C) Full choke
D) Modified choke
E) Quarter choke
- 68. bore constriction is reduced by about 1/10 mm or about 50 percent of shots.
A) Quarter choke
B) Half choke
C) Full choke
D) Choke
E) Improved choke
- 69. A full choke 12-gauge gun will kill ducks that
are about 60 to 65 yards (55 to 59 meters) away.
A) Half choke
B) Modified choke
C) Full choke
D) Improved choke
E) Quarter 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) Modified choke
B) Full choke
C) Half choke
D) Choke
E) Quarter 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) Full choke
C) Half choke
- 72. The amount of spread in the shot is controlled by the _________.
A) Half choke
B) Full choke
C) Choke
D) Chilled shot
- 73. the diameter of a barrel of a shotgun is the same throughout the bore.
A) Half choke
B) Full choke
C) Improved choke
D) Modified choke
E) Choke
- 74. shotgun pellets made from lead especially hardened by the addition of a slight amount of
antimony.
A) Ballistic shot
B) shotgun pellets
C) Gunshot
D) Chilled shot
- 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) Transfixing wound
B) GSW
C) Penetrating wound
D) Wound ballistics
- 77. it is an open wound produced by the penetration of a bullet slug within the tissues
of the body.
A) Transfixing wound
B) Gunshot wound
C) Penetrating 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) Pink Coloration
C) Dirt Ring
D) Foreign Materials
- 79. caused by the impact of the projectile (reddish-dark to bluish-black - varies somewhat with the age of the injury).
A) Contusion
B) Pink Coloration
C) Foreign Materials
D) Dirt Ring
- 80. caused by absorbed carbon monoxide in the skin and flesh.
A) Contusion
B) Pink Coloration
C) Foreign Materials
D) Dirt Ring
- 81. It takes the form of a belt around the wound. It is uniform in thickness.
A) Foreign Materials
B) Dirt Ring
C) Contusion
D) Pink Coloration
- 82. deposited by some projectile (which carry greases on them) around the wound.
A) Pink Coloration
B) Contusion
C) Foreign Materials
D) Dirt Ring
- 83. The existence of this indicates the entrance side of a firearm injury & does not indicate the range.
A) Pink Coloration
B) Foreign Materials
C) Contusion
D) Dirt Ring
- 84. The injury implies that the object does not pass through.
A) Transfixing Wound
B) Perforating Wound
C) Penetrating 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) Perforating Wound
B) Penetrating Wound
C) Transfixing Wound
- 86. The wound has an entrance and exit.
A) Penetrating Wound
B) Transfixing Wound
C) Gunshot wound
- 87. an injury in which an object enters the body or a structure and passes all the way through.
A) Perforating Wound
B) Penetrating Wound
C) Gunshot wound
- 88. Three Basic Kinds of GSW Distinguished by the Proximity of the Weapon
A) None of these
B) Contact
C) Distance Discharge
D) Close discharge
E) All of these
A) Contact
B) Close discharge
C) Distance Discharge
- 90. gun muzzle pressed against, or within an inch or two, of the body.
A) Distance Discharge
B) Contact
C) Close discharge
A) Distance Discharge
B) Contact
C) Close discharge
- 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) Shape and composition of the missile
C) Caliber of the weapon
D) Direction of fire
- 93. The higher the power the weapon is more destructive to the tissues of the body.
A) Part of the body involved
B) Direction of fire
C) Caliber of the weapon
D) Shape and composition of the missile
E) Kind of weapon
- 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) Kind of weapon
B) Caliber of the weapon
C) Part of the body involved
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) Part of the body involved
B) Shape and composition of the missile
C) Direction of fire
D) Range of fire
E) Caliber of the weapon
- 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) Range of fire
B) Caliber of the weapon
C) Direction 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) Blackening
B) Scorching
C) All of these
D) Tattooing (Peppering)
E) Muzzle Pattern
- 98. caused by the flame or hot gases not by the hot projectiles as is commonly believed.
A) Muzzle Pattern
B) Blackening
C) Tattooing (Peppering)
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) Tattooing (Peppering)
B) Blackening
C) Muzzle Pattern
D) Scorching
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