- 1. It refers to the properties and attributes of the projectile while still inside the gun.
A) Exterior Ballistics
B) Interior Ballistics
C) Terminal 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) Terminal Ballistics
C) Forensic Ballistics
D) Exterior 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) Interior Ballistics
B) Exterior Ballistics
C) Forensic Ballistics
D) Terminal 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) Terminal Ballistics
C) Forensic Ballistics
D) Exterior Ballistics
- 5. It refers to the effects of the impact of the projectile on the target
A) Interior Ballistics
B) Terminal Ballistics
C) Exterior Ballistics
D) Forensic Ballistics
- 6. It refers to the investigation and identification of firearms by means of ammunition fired through them.
A) Interior Ballistics
B) Terminal Ballistics
C) Exterior Ballistics
D) Forensic Ballistics
- 7. This is the real branch of the science which the police use as their guide in field investigations.
A) Terminal Ballistics
B) Exterior 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) Forensic examinations
B) Technical examinations
C) Field investigations
D) Legal proceeding
- 9. These are conducted by first responders when they investigate a case wherein firearms have been us
A) Technical examinations
B) Forensic examinations
C) Field investigations
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) Legal proceeding
B) Technical examinations
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) Firing pin hitting the primer
B) Combustion of the gunpowder
C) Energy generated
D) Ignition of the priming mixture
E) Pressure developed
- 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) Ignition of the priming mixture
C) Pressure developed
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) Ignition of the priming mixture
B) Pressure developed
C) Combustion of the gunpowder
D) Energy generated
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) Pressure developed
B) Recoil of the gun
C) Combustion of the gunpowder
D) Ignition of the priming mixture
- 15. refers to the fatal equivalent of a bullet compared to a pound that is dropped from a certain height.
A) Pressure developed
B) Ignition of the priming mixture
C) Velocity of the bullet in the gun
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) 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) Velocity of the bullet in the gun
B) Rotation of the bullet in the barrel
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) Recoil of the gun
B) Velocity of the bullet in the gun
C) Engraving of the cylindrical surface of the bullet
D) Rotation of the bullet in the barrel
- 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) Rotation of the bullet in the barrel
B) Recoil of the gun
C) Engraving of the cylindrical surface of the bullet
D) Muzzle Flash
E) Velocity of the bullet in 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 Energy
B) Muzzle Blast
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 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 Blast
B) Muzzle Flash
C) Muzzle Energy
- 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 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) Engraving of the cylindrical surface of the bullet
B) Velocity of the bullet in the gun
C) Recoil of the gun
D) Rotation of the bullet in the barrel
- 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) Engraving of the cylindrical surface of the bullet
B) Recoil of the gun
C) Velocity of the bullet in the gun
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) Range
B) Air resistance
C) Velocity
D) Pull of gravity
E) Trajectory
- 30. it is the rate of speed per unit of time.
A) Trajectory
B) Range
C) Air resistance
D) Pull of gravity
E) Velocity
- 31. There are three stages of trajectory namely;
A) All of these
B) vertical drop
C) None of these
D) straight horizontal line
E) parabola-like flight
- 32. straight distance from the muzzle to the target.
A) Range
B) Air resistance
C) Trajectory
D) Pull of gravity
E) Velocity
- 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) Trajectory
B) Velocity
C) Air resistance
D) Range
- 34. the distance within which when the bullet was fired it is still capable of inflicting fatal injury.
A) Maximum range
B) Zero range
C) Minimum range
D) Accurate range
E) Effective range
- 35. it is the farthest distance that a projectile can be propelled from a firearm.
A) Minimum range
B) Effective range
C) Zero range
D) Maximum range
E) Accurate range
- 36. It is the distance within a shooter that has control of his shots.
A) Zero range
B) Effective range
C) Accurate Range
D) Maximum range
E) Minimum range
- 37. this is the farthest distance at which the line of sight and the bullet's path intersect.
A) Accurate range
B) Minimum range
C) Maximum range
D) Effective range
E) Zero range
- 38. resistance encountered by the bullet during its flight which reduces its speed.
A) Aerodynamic drag
B) Pull of gravity
C) Penetration
- 39. There are three parts of drag bullet, namely:
A) All of these
B) Skin friction
C) Base drag
D) Bow resistance
E) None of these
- 40. due to the under-pressure and disturbance of the air behind the base.
A) Bow resistance
B) Skin friction
C) Base drag
- 41. caused by the friction of air moving along the middle portion of the body
A) Skin friction
B) Bow resistance
C) Base drag
- 42. due to air pressure at the head of the projectile.
A) Skin friction
B) Bow resistance
C) Base drag
- 43. the depth of entry on the target based on the power and velocity of the bullet.
A) Penetration
B) Aerodynamic drag
C) Pull of gravity
- 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) Penetration
C) Aerodynamic drag
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) Penetration
B) Air resistance
C) Aerodynamic drag
D) Pull of gravity
- 46. grouping on the target. it is the size of the bullet
A) Terminal energy
B) Terminal velocity
C) Striking accuracy
D) Terminal accuracy
E) Terminal penetration
- 47. it is the speed of the bullet upon striking the target.
A) Terminal energy
B) Terminal penetration
C) Terminal velocity
D) Terminal accuracy
- 48. it is the depth of entry of the bullet in the target.
A) Terminal penetration
B) Terminal accuracy
C) Terminal energy
D) Terminal velocity
- 49. it is the energy of the projectile when it strikes the target.
A) Terminal penetration
B) Terminal velocity
C) Terminal accuracy
D) Terminal energy
- 50. This referred to the fatal equivalent of a bullet when it struck the victim.
A) Terminal velocity
B) Terminal accuracy
C) Terminal penetration
D) Striking energy
- 51. the power of the bullet that resulted in the instantaneous death of the victim.
A) Shocking power
B) Stopping power
C) Power rangers
- 52. the power of the bullet that puts the victim out of action instantly.
A) Stopping power
B) Shocking power
C) Power rangers
- 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 Firearm Expert
C) Forensic Ballistics
- 54. Significant cases of VIP assassinations that extensively required the application of ballistics and firearms identification of an United States
.
A) Martin Luther King Jr.
B) All of these
C) Sen. Robert Kennedy
D) None of these
E) John F. Kennedy
A) November 22, 1963
B) June 5, 1968
C) April 4, 1968
- 56. Martin Luther King Jr.
A) April 4, 1968
B) June 5, 1968
C) November 22, 1963
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) All of these
B) None of these
C) Atty. Segundo Sotto, Jr. y Gonzalo
D) Sen. Benigno "Ninoy" S. Aquino Jr
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) August 21, 1983
B) April 2009
C) January 18, 2016
- 61. Atty. Segundo Sotto, Jr. y Gonzalo
A) August 21, 1983
B) April 2009
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 Salahuddin
B) Zaldy Gonzalo
C) Zaldy Co
- 64. the study of shotgun ammunition including its characteristics spread and trailing.
A) Shot ballistics
B) Wound ballistics
C) Gunshot wound
D) Chilled shots
- 65. bore constriction is reduced by one-half mm.
A) Half choke
B) Modified choke
C) Quarter choke
D) Improved choke
- 66. bore constriction is reduced by ½ mm.
A) Full choke
B) Improved choke
C) Half choke
D) Quarter choke
E) Modified choke
- 67. it will deliver about 60 percent.
A) Quarter choke
B) Improved choke
C) Modified choke
D) Half choke
E) Full choke
- 68. bore constriction is reduced by about 1/10 mm or about 50 percent of shots.
A) Improved choke
B) Quarter choke
C) Full choke
D) Half 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) Modified choke
B) Improved choke
C) Half choke
D) Full 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) Choke
B) Half choke
C) Full choke
D) Modified 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) Choke
B) Chilled shot
C) Full choke
D) Half choke
- 73. the diameter of a barrel of a shotgun is the same throughout the bore.
A) Choke
B) Full choke
C) Modified choke
D) Half choke
E) Improved choke
- 74. shotgun pellets made from lead especially hardened by the addition of a slight amount of
antimony.
A) shotgun pellets
B) Chilled shot
C) Ballistic shot
D) Gunshot
- 75. It refers to the study of the effects of a projectile on a target and the conditions that affect it.
A) Gunshot wounds
B) Penetrating wound
C) Wound ballistics
- 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) Wound ballistics
C) Penetrating wound
D) GSW
- 77. it is an open wound produced by the penetration of a bullet slug within the tissues
of the body.
A) Gunshot wound
B) Penetrating wound
C) Wound ballistics
D) Transfixing wound
- 78. Their presence not only permits the identification of the firearms injury but they also permit a fairly reliable guess of the firearm.
A) Dirt Ring
B) Foreign Materials
C) Pink Coloration
D) Contusion
- 79. caused by the impact of the projectile (reddish-dark to bluish-black - varies somewhat with the age of the injury).
A) Foreign Materials
B) Dirt Ring
C) Pink Coloration
D) Contusion
- 80. caused by absorbed carbon monoxide in the skin and flesh.
A) Dirt Ring
B) Foreign Materials
C) Pink Coloration
D) Contusion
- 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) Dirt Ring
B) Foreign Materials
C) Pink Coloration
D) Contusion
- 83. The existence of this indicates the entrance side of a firearm injury & does not indicate the range.
A) Contusion
B) Foreign Materials
C) Dirt Ring
D) Pink Coloration
- 84. The injury implies that the object does not pass through.
A) Perforating Wound
B) Penetrating Wound
C) Transfixing 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) Penetrating Wound
B) Gunshot 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) Penetrating Wound
C) Perforating Wound
- 88. Three Basic Kinds of GSW Distinguished by the Proximity of the Weapon
A) Distance Discharge
B) None of these
C) All of these
D) Contact
E) Close discharge
A) Distance Discharge
B) Contact
C) Close discharge
- 90. gun muzzle pressed against, or within an inch or two, of the body.
A) Close discharge
B) Distance Discharge
C) Contact
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) Shape and composition of the missile
B) Caliber of the weapon
C) Direction of fire
D) Part of the body involved
- 93. The higher the power the weapon is more destructive to the tissues of the body.
A) Direction of fire
B) Part of the body involved
C) Shape and composition of the missile
D) Kind of weapon
E) Caliber of the 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) Shape and composition of the missile
B) Part of the body involved
C) Caliber of the weapon
D) Kind of weapon
- 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) Caliber of the weapon
B) Direction of fire
C) Shape and composition of the missile
D) Range of fire
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) Range of fire
B) Direction of fire
C) Part of the body involved
D) Caliber of the weapon
- 97. However, in long range fire, the characteristic effect of the bullet alone will produce the injury. It may include:
A) Blackening
B) All of these
C) Tattooing (Peppering)
D) Scorching
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) Scorching
D) Tattooing (Peppering)
- 99. It is also known as burning or charring.
A) Scorching
B) Blackening
C) Muzzle Pattern
D) Tattooing (Peppering)
- 100. caused by the deposition of smoke particles by all types of powders at close ranges.
A) Muzzle Pattern
B) Blackening
C) Tattooing (Peppering)
D) Scorching
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