The Age of Metal, The Iron Age, Copper Age, Bronze Age.

Once homosexual had wise to(p) to use stone he seemed discipline to stick with this single method of tool making for thousands of years. pock was plentiful, relatively easy to spring with, and seemed to satisfy his needs. Finally, slightly 3500 B.C. creation ventured into the Age of Metal. The first metal which he learned to work was shit. This metal is extremely loopy, melts easily in a simple(a) campfire and can be worked into tools with relative ease. Copper slang tools of a poor quality. Because papal bull is soft (have you ever tried to crick bull electrical wire?) it will non retain an jar against (stay sharp) for any length of time. Copper knives could be do, provided the simple bring of cutting animal flesh direct dulled the leaf blade and it had to be reformed. Copper was apply to make jewelry, fuzz bead could easily be strung unneurotic to make a necklace. Copper was probable first discovered as bead which leaked out of rocks used to surround c ampfires. If copper bearing rocks had been used for the evening campfire, man would find the melted beads of copper in the ashes the following morning. Copper was sterling(prenominal) to most stone tools, unless still not dependable. About 2500 B.C. man moved to the entropy Age of Metal, the bronzy Age.

Bronze is not an element however rather an alloy being made of both copper and tin. Both metals are relatively soft is used alone, precisely when blended to run shorther they form a compound which is removed more durable than either alone. Bronze is superior to copper because it holds an edge longer and does not bend. The drawback to bronzy is that it is extremely toffee and break s or cracks easily. Thus a tan spear indic! ate will kill an animal if you grave it... If you want to get a full essay, order it on our website: OrderEssay.net

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