Chapter 1

Question 1

The word “ Ballistics” originated from the Greek word _____.

Answer 1

“BALLEIN” OR “BALLO” MEANS TO THROW AND ROMAN WAR MACHINE CALLED “BALLISTA”

Question 2

A gigantic bow or catapult used to throw missiles and large objects such as stones at a particular distance to deter animals or enemy forces.

Answer 2

BALLISTA

Question 3

Famous French artist who sketched of Steam-powered cannon through the hand cannons and primitive muskets like the matchlock, wheel-lock and flintlock firearms.

Answer 3

LEONARDO DA VINCE

Question 4

Pioneered the introduction of this science in the Northwestern University, Chicago, U.S.A. Subsequently it was universally practiced & accepted as manifested in the different court dockets throughout the world.

Answer 4

COLONEL CALVIN H. GODDARD

Question 5

Is the science of motion (travel) of a projectile in flight.

Answer 5

BALLISTICS

Question 6

Refers to the systematized body of knowledge.

Answer 6

SCIENCE

Question 7

Refers to the movement of projectile from the firearm to the target.

Answer 7

MOTION

Question 8

Refers to metallic or non-metallic objects propelled from a firearm. It is the science dealing with the motion of projectiles and the conditions governing that motion or the study of natural laws relating to the performance of gunpowder and projectiles in firearms.

Answer 8

PROJECTILES

Question 9

Treats of the motion of projectiles while still in the firearm namely the study of combustion of powder, pressure developed and velocity. This extends from the “Breech” to the “muzzle” of the gun. It involves all reactions that take place while the bullet is still in the gun.

Answer 9

INTERIOR BALLISTICS

Question 10

INTERIOR BALLISTICS

Answer 10

• Firing pin hitting the primer
• Ignition of the priming mixture
• Combustion of the gunpowder
• Expansion of the heated gas
• Pressure developed
• Energy generated
• Recoil of the gun
• Velocity of the bullet in the barrel
• Rotation of the bullet in the barrel
• Engraving of the cylindrical surface of bullet

Question 11

Treats of the motion of projectiles after leaving the muzzle namely trajectory, velocity, range, penetration, etc.

Answer 11

EXTERIOR BALLISTICS

Question 12

The noise created at the muzzle point of the gun due to the sudden escape of the expanding gas coming in contact with the air in the surrounding atmosphere at the muzzle point.

Answer 12

MUZZLE BLAST

Question 13

Energy generated at the muzzle point.

Answer 13

MUZZLE ENERGY

Question 14

The actual curved path of the bullet during its flight from the gun muzzle to the target.

Answer 14

TRAJECTORY

Question 15

The straight distance between muzzle and target.

Answer 15

RANGE

Question 16

The distance within which the shooter has control of his shots, meaning he can place his shots at the desired spots.

Answer 16

ACCURATE (EFFECTIVE) RANGE

Question 17

The farthest distance that a projectile can be propelled from a firearm.

Answer 17

MAXIMUM RANGE

Question 18

Rate of speed of the bullet per unit of time.

Answer 18

VELOCITY

Question 19

Resistance encountered by the bullet while in flight.

Answer 19

AIR RESISTANCE

Question 20

Downward reaction of the bullet toward the earth center due to its weight.

Answer 20

PULL OF GRAVITY

Question 21

The unstable rotating motion of the bullet/projectiles in flight. Let the bullet travel sideways.

Answer 21

YAW

Question 22

Depth of the bullet in the target.

Answer 22

TERMINAL PENETRATION

Question 23

Treats of the effects of the projectiles on the impact of the target.

Answer 23

TERMINAL BALLISTICS

Question 24

Size of the bullet grouping on the target.

Answer 24

TERMINAL ACCURACY

Question 25

Energy of the projectile when it strikes the target. Also striking energy.

Answer 25

TERMINAL ENERGY

Question 26

Speed of the bullet upon striking the target.

Answer 26

TERMINAL VELOCITY

Question 27

Depth of entry of the bullet in the target.

Answer 27

TERMINAL PENETRATION

Question 28

Is one branch of ballistics which refers to the investigation and identification of firearms by means of ammunition fired through them. This is the real branch of the science which the police use as their guide in field investigations.

Answer 28

FORENSIC BALLISTICS

Question 29

Refers to the work of an investigator in the field. It concerns mostly with the collection, marking, preservation, packing and transmission of firearms evidences. It includes the study of the class characteristics of firearms and bullets.

Answer 29

FIELD INVESTIGATOR

Question 30

Refers to the examiners who examine bullets and/or shells whether fired from also whether or not cartridges were loaded and ejected made by the suspected firearm submitted. Reports are made by the examiners and testify in court regarding their reports.

Answer 30

TECHNICAL EXAMINATION

Question 31

Wherein in the Ballistics Report of the Firearm Examiner and the Ballistics Exhibits.

Answer 31

LEGAL PROCEEDINGS

Question 32

Fired bullet, fired shells, firearm or firearms, and allied exhibits are represented during the trial of the case in court of justice.

Answer 32

COURT TRIAL

Question 33

Is the motion of projectile (bullet) from one point to another.

Answer 33

MOTION

Question 34

The expansive force of gasses out of burning powder.

Answer 34

DIRECT

Question 35

The action of the rifling found in the inner surface of the barrel.

Answer 35

ROTARY

Question 36

When the bullet/projectiles hit the target and subsequently ricocheted.

Answer 36

TRANSLATIONAL

Question 37

Is a metallic or non-metallic body usually referred to as the bullet which is completely dependent upon an outside for its power.

Answer 37

PROJECTILE

Question 38

Refers to natural laws affecting the projectiles motion like yaw, velocity, energy, trajectory, gyroscopic action, etc.

Answer 38

CONDITION

Question 39

Is the unstable rotating motion of the bullet/projectiles in flight.

Answer 39

YAW

Question 40

Is the speed of the bullet/projectiles measured in feet per seconds.

Answer 40

VELOCITY

Question 41

Is the fatal equivalent for a bullet/projectiles compared to a pound of lead that is dropped at a certain height.

Answer 41

ENERGY

Question 42

Is parabola like or curved path flight (arc) of a bullet from the time it leaves the muzzle of the firearm.

Answer 42

TRAJECTORY

Question 43

Is the stillness rotating motion of the projectile which attain highest momentum for stability in flight and penetrating power.

Answer 43

GYROSCOPIC

Question 44

Is the straight distance between the muzzle of the gun and the target.

Answer 44

RANGE