All M16s are AR-15s, but not all AR-15s are M16s. Most parts are interchangeable; however, the inside of an M16 lower receiver is milled differently to accommodate the auto sear.
There are a large number of differences based on the models of both guns, however the most notable is that the AR15 is a semi-automatic and the M16 is capable of semi-automatic or full automatic.
AR15, M16, M4, Ruger Mini 14
Yes. The Colt AR15 is the original semi-auto version of the military M16. The rifle is now made by many manufacturers besides Colt.
AR 15 - semi-automatic only M16 - depending on variant capable of full auto or burst fire. Will also fire semi-auto.
The stock and forearm were traditional wood, but can be other materials. With the AR15 and M16 rifle, they are made from metals and plastics.
the interchangeable parts where invented in 1798.
interchangeable parts are used in factories
Interchangeable is an adjective; parts is a noun.
Potentially, they could be. The AR-15 is available in the calibre .223/5.56 The M16 is the military nomenclature for a particular model of AR-15, and is only available in 5.56x45 chambering as a semi or a fully automatic.
Some guns include: Revolvers, AK's, M16, Uzi and much more...The ar15 and the m16 did not come into use until the late 60's. The weapons used before were the m14 and the m1 and m1 carbine.
Make AR15 parts and rifles
Interchangeable Parts