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Chemistry P2 Topic 910- Using Earth’s Resources > Ceramics And Composites > Flashcards

Ceramics And Composites Flashcards

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1
Q

What is most of the glass we use called ?

A

Soda- lime glass

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2
Q

What is soda lime glass made from ?

A

Sand
Sodium carbonate
Limestone

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3
Q

What is soda lime glass used for ?

A

Windows and bottles

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4
Q

What is the problem with soda lime glass ?

A

Low melting point which limits its usage

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5
Q

What is the other type of glass?

A

Borosilicate glass

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6
Q

What is borosilicate glass made from ?

A

Sand
Boron oxide

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7
Q

What do we use borosilicate glass for ?

A

Since it has a higher melting point it is often used for kitchenware or lab ware

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8
Q

What are examples of clay ceramics ?

A

Pottery
Bricks

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9
Q

What is clay ?

A

A mineral we find in the ground

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10
Q

How are clay cermanics made v

A

Shaping wet clay and then hearing in a furnace

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11
Q

What are composites ?

A

Two materials that have different properties combined to make a more useful material

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12
Q

What is the reinforcment?

A

Fibres or other materials that make up the bulk of a composite material

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13
Q

What is the reinforcement surrounded by ?

A

A matrix of binder material

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14
Q

What are the properties of composites ?

A

Strong
Water proof
Durable
Aesthetic reasons

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15
Q

What are the reinforcment and matrix of composite carbon fibre/ tubes ?

A

Reinforcement: carbon fibres/ nano tubes
Matrix: tough polymer

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16
Q

What is carbon fibre used for ?

A

Cars or in aircraft parts

17
Q

What are the reinforcment and matrix of the composite Concrete ?

A

Reinforcement: mesh of steel cables
Matrix: concrete

18
Q

What is reinforced concrete used for ?

A

To make buildings because it’s extremely strong

19
Q

Why is reinforced concrete strong?

A

The material is strong when stretched because of the steel and strong when squashed because of the concrete

20
Q

What is the reinforcment and matrix of MDF?

A

Reinforcment: wood
Matrix: glue

21
Q

What is the reinforcment and matrix of the composite fiberglass ?

A

Reinforcment: mesh of glass fibres
Matrix: tough polymer

Chemistry P2 Topic 910- Using Earth’s Resources (12 decks)

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