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DT Theory > Metals > Flashcards

Metals Flashcards

1
Q

What state are metals naturally found in

A

Rock deposits called ores

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2
Q

What process is used to excract ores from the ground

A

Mining

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3
Q

Metal is known as a … rescouce

A

Finite

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4
Q

A finite resource is..

A

A resource which is not being activily replaced and is being used faster then it can be replenished

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5
Q

What are the 2 types of metals

A

Non ferrous and ferrous metals

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6
Q

What are the properties of ferrous metals

A

Contains iron and is therfor magnetic. It is quite hard, mallebility which increase with carbon content

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7
Q

What are some examples of ferrous metals

A

Cast iron , low carbon steel, high carbon steel

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8
Q

What are the properties of non ferrous metals

A

Mallebility, corrosion resistance and non magnetic

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9
Q

What are some examples of non ferrous metals

A

Aluminium, copper and zinc

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10
Q

What is a alloy

A

An alloy is a metal which is formed by mixturing two or more metals together to make a metal with more desirable charachteristics

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DT Theory (2 decks)

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