A. - Write True or False:
1. The metals are renewable resources, so we can use them as much as we can.
2. Iron was the first metal discovered by man.
3. Copper is a metal and bronze is an alloy.
4. Coal and petroleum are important metallic minerals.
5. None of Uranium and Thorium are radioactive materials.
Answers
Answered by
1
Answer:
1) False , they are Non renewable
2) False , copper was the first metal to be discovered
3) True ,
4) False they are Non metalic
5) False , they are radio active
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Answered by
0
Answer:
1. False , because the resources that can get renewed or replenished quickly are called renewable resources .
2.False , because the copper was the first metal discovered by man.
3. True, because bronze contains copper and tin with some other metals like zinc , magnesium.
4. False, coal and petroleum are non metallic minerals.
5. False, all uranium and thorium are radioactive materials.
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