Particle Model Of Matter Flashcards

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1
Q

What is the equation for density

A

M/V

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2
Q

What density Do solids have

A

Very high density

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3
Q

What is internal energy

A

Energy stored in a system by particles

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4
Q

What is the internal energy equation

A

Kinetic energy + potential energy

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5
Q

What is the change of state

A

Physical change

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6
Q

What is evaporation

A

When a liquid turns to gas but only on the surface

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7
Q

Why do you surface molecules of liquids only evaporate

A

Only the surface particles have enough energy to turn into a gas

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8
Q

What is specific heat capacity

A

The amount of energy required to raise the temperature of 1 kg of a substance by one degrees Celsius

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9
Q

What is specific latent heat

A

The amount of energy required to change the state of 1 kg with no temperature change

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10
Q

What is pressure

A

The frequency of particles colliding with the walls of the container

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11
Q

How can you increase pressure

A

Increasing the kinetic energy of the particles by increasing temperature

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12
Q

A
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