define the term plastic. differentiate between plastic with other metals. also write any Three characteristics of plastic.
Answers
Answer:
a light, strong material that is made with chemicals and is used for making many different sorts of objects.
Explanation:
More heat-resistant – metals tend to have a higher melting point than plastics. Operating temperature – metal can be used in extreme hot and cold temperatures. Metal has a higher tensile strength than plastic. Stainless steel is durable and easy to clean.
Plastic is chemically unreactive:Plastics do not react with air and water. ...
Plastics are poor conductor of heat and electricity:They do not conduct heat or electricity,so they be used as insulators. ...
Plastics can be moulded into different shapes. ...
Plastics are quite cheaper and easily made.
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Answer:
Plastic is defined as a material that contains as an essential ingredient an organic substance of large molecular weight. It is also defined as polymers of long carbon chains. Plastics are generally low cost, easy to manufacture, durable, strong for their weight, electrically and thermally insulative, and resistant to shock, corrosion, chemicals, and water.
Explanation: