Particles Flashcards

To revise particles

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1
Q

What are the three main states of matter?

A

Solids, liquids and gasses

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2
Q

What are the four properties of each state that help define them?

A

Compression, shape, movement of particles and forces between them.

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3
Q

Describe the properties of a solid using the four descriptors (compression, shape, movement, forces between particles)

A

Compression-no
Shape-fixed shape
Movement-none
Forces between particles-strong

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4
Q

Describe the properties of a liquid using the four descriptors (compression, shape, movement, forces between particles)

A

Compression-small amount
Shape-takes shape of container
Movement-yes
Forces between particles-weaker than solids

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5
Q

Describe the properties of a gas using the four descriptors

A

Compression-yes
Shape-no fixed shape
Movement-yes
Forces between particles-Very very very weak

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6
Q

What are the three changes in state?

A

Gas to solid
Solid to liquid
Liquid to gas
Vice-versa

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7
Q

What is the process called of the solid going to a liquid and vice-versa

A

Melting and freezing

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8
Q

What is the process called of a liquid going to a gas and vice-versa

A

Evapouration and condensation

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9
Q

What is the process called of a solid going to a gas and vice-versa

A

Sublimation and deposition

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10
Q

Define pressure

A

The amount of force that is applied to a surface per unit area. The larger the surface area the lower the pressure

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