The roman army made their weapons by making metal then shaping them.
Twisting rope creates tension and this was converted into thrusting force. Catapults and other throwing weapons used this source of energy.
Wood is - relative to metal - lightweight for transporting
Iron provided the penetrating strength for their projectiles.
The Romans made weapons for the same reasons as all the other ancient peoples. They made them for the army and some people bought weapons for self-defence.
the Romans had an army to concur land and make there empire stronger.
Probably back in the early days of the city they did make their own weapons, shields included. However, once the army grew and became professional, the Romans had arsenals which produced their weapons. In Italy, shields were produced at Verona and Cremona. In Gaul at Autun,, Trier and Amiens.
Yes.
materials
For the same reason as anyone else: to fight.
Blacksmiths made their weapons by using heat to craft hard materials.
iugerguer9 the maori used wood, animal bones and greenstone to make their weapons. \
bronze ivory wood different materials like that.
they made armor to protect the army for when they went to war.
They used brass mostly.
wooden weapons were usually made of oak or ash, and arrows were made of maple most metal weapons were made of steel.