upper reciever, lower reciever, trigger mechanism
The three basic groups of parts in a modern firearm are: the action (which includes the trigger, firing pin, and bolt), the barrel (where the bullet is fired from), and the stock or frame (which provides structure and support for the other parts).
Lock, stock, and barrel
photo of the three basic food groups
the lava, the mantle, the outside. so there you are you have the three basic parts to a volcano.
tabs, groups, and commands
Nucleotides are made up of three parts. These parts are pentose sugars, phosophate groups and nitrogenous base.
There are the food groups dairy, proteins, vegetables, fruits, grains, and oils.
Three vertices, three line segments, three angles.
Processor ports and monitor
stem, cap and gill
Its circumference Its diameter Its radius
bibi