Ballistics practice quiz

Which projectile has more energy, handgun or rifle?

How many moles of gas are produced when 1 Mole of gunpowder burns?

Name two ways to improve the accuracy of a projectile. Barrel length & rifling the barrel

What did the invention of gunpowder lead too? Firearms

Define ballistics The science of a projectile in flight.

What do they call the spiral groves cut into the barrel of a gun? Rifling

What factors influence the drag on a projectile? Velocity & Spin

What civilization invented gunpowder? Chinese

What is A Casing

What is B Projectile/Bullet

What is C Powder

What is D Primer

What type of casing is this? Rimfire

At what range was this projectile fired from? Point blank

At what range was this projectile fired from? Close range

At what range was this projectile fired from? Distance

What type of casing is this? Centerfire

Define Lands and grooves Lands are the metal inside the barrel left after the spiral grooves are cut to produce the rifling.

Define Ballistics the science of the travel of a projectile in flight.

Define silencer A device that fits over the muzzle of the barrel to muffle the sound of a gunshot. Most work by baffling the escape of gases.

Define caliber The diameter of the bore measured from land to land, usually expressed in hundredths of an inch (.22 cal) or in millimeters (9mm).

Define cartridge called a "round". Made up of a case, primer, powder, and bullet.

Define bullet The projectile. They are shaped or composed differently for a variety of purposes.

Define hammer A metal rod or plate that typically drives a firing pin to strike the cartridge primer to detonate the powder.

Name the four improvements made to guns by the military. Reliability of firing Accuracy of projectile Force of projectile Speed / Rate of firing

What are the two main ways the accuracy of a firearm was improved? Barrel length Rifling