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Crude oil > Materials and Properties > Flashcards

Materials and Properties Flashcards

1
Q

The different features of a material are called its…

A

Properties

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2
Q

Name 5 properties of materials

A 
Melting point
Strength
Stiffness
Hardness
Density
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3
Q

What is meant by melting point?

A

The temperature that a solid turns into a liquid.

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4
Q

What is the melting point of water?

A

0 Degrees Celsius

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5
Q

What is meant by the strength of a material?

A

How good a material is at resisting a force.

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6
Q

How can we test the strength of a material?

A

See how much force is needed to break it or change its shape.

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7
Q

Name the two types of material strength.

A

Tensile strength

Compressive strength

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8
Q

What is tensile strength?

A

How much a material can resist a pulling force.

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9
Q

Name an object that needs a high tensile strength

A

rope

cables

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10
Q

What is compressive strength?

A

How much an object can resist a pushing force.

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11
Q

Name an object that needs a high compressive force

A

Bricks - or they would be squashed under the weight of the bricks above them.

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12
Q

Name an object that needs high tensile and compressive strength

A

Roof cross beams

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13
Q

What is meant by a stiff material?

A

A material that does not bend when a force is applied to it.

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14
Q

Name a material that is stiff

A

Steel

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15
Q

Name a strong substance that is not stiff

A

Rubber - it does not break but can bend

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16
Q

What is meant by the hardness of a material?

A

How difficult a material is to cut into.

17
Q

What is the hardest material found in nature?

A

Diamond

18
Q

What is the only thing that can cut a diamond?

A

Another diamond

19
Q

What are diamonds used to cut?

A

Diamond tipped industrial drills

20
Q

What is mass

A

The amount of particles that an object is made from.

21
Q

What is volume?

A

The amount of space the particles in an object take up

22
Q

What is density?

A

The mass of an object per 1cm3

23
Q

Describe the density of a solid

A

high density

24
Q

Describe the density of a gas

A

low density

25
Q

An object that is less dense than water will…

A

float on the water

26
Q

An object that is more dense than water will..

A

sink in the water.

Crude oil (6 decks)

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