The first metal used by humans for tools is bronze.
Unknown. Humans learned how to work soft metals in prehistoric times.
gold and copper because they were soft enough to be hammered
Around BC times, the metals that humans were acquainted with were gold, silver, lead, antimony, arsenic, carbon, copper, iron, (platinum, first known to pre-columbain Indians antonio de ulloa), sulfur, tin, and zinc.
It is believed that the first humans originated somewhere in Africa.
because it is!
We do not know- copper was one of the first metals used by humans, and THAT first use was about 11,000 years ago. No records from that long ago.
Copper was one of the first metals discovered and used by humans; in the Middle Ages the use for weapons ceased long ago.
this makes no sense
The first metal used by humans for tools is bronze.
bronze metal was the first metal to be used in ancient times.
Unknown. Humans learned how to work soft metals in prehistoric times.
Dead fish.
humans
Metals were first used for practical purposes about 3500 B.C. Before this gold had been known, but it's not hard enough to make tools or weapons.
Kites invented by the Chinese were the first devised that humans used to investigate flight.
Humans need a some amount of certain metals to function normally. Most metals are used as cofactors in enzymes, catalyzing useful reactions and serving important roles.