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Gail Mastery > Solids,Liquids,Gases > Flashcards

Solids,Liquids,Gases Flashcards

1
Q

An explanation of how particles in matter behave

A

Kinetic Theory

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2
Q

The average kinetic energy of particles in the substance

A

Temperature

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3
Q

The particles are closely packed together
Arranged in some sort of geometric pattern
The particles are vibrating in place
Have shape and definite volume

A

Solids

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4
Q

Have definite volume

A

Liquids

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5
Q

Temperature at which a solid begins to liquify

A

Melting poiny

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6
Q

The amount of energy required to change a substance from a solid to a liquid at the melting point is called

A

Heat of fusion

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7
Q

Do not have definite shape
Do not have definite volume
Expand to fit their container

A

Gases

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8
Q

The spreading of particles throughout a given volume until they are uniformly distributed

A

Diffusion or equilibrium

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9
Q

The temperature at which a liquid starts to become a gas

A

Boiling poiny

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10
Q

Most common state of matter in the universe
But least common in Earth

A

Plasma

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11
Q

Examples of Plasma

A

The sun
Lightning
Stars
Neon Light
Aurora Borealias

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12
Q

An increase in size of a substance when the temperature is increased because the particles get further apart (dumbed down definition I’ll likely need -as temperature rises particles go further apart)

A

Thermal Expansion

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13
Q

Why is water an exception of thermal expansion?

A

It freezes with large empty containers so it actually expands

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14
Q

Lack a definite temperature at which they from a solid to a liquid

A

Amorphous Solids

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15
Q

Start to flow during the melting phase but do not lose their ordered molecular arrangement

A

Liquid Crystals

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16
Q

The ability of a fluid to exert an upward force on an object immersed in it

A

Buoyancy

17
Q

The ability of a fluid to exert an upward force on an object immersed in it

A

Buoyancy

18
Q

Who wrote the principal: the buoyant force on an object is equal to the weight of the fluid displaced by the object

A

Archimedes (Archimedes principal)

19
Q

Pressure applied to a fluid is transmitted throughout the fluid

A

Pascal (Pascal’s principle)

20
Q

As the velocity of a fluid increases the pressure exerted by the fluid decreases

A

Bernoulli’s Principle

21
Q

Example of Archimedes Principle

A

Boat

22
Q

Example of Pascal’s Principle

A

Hydraulic Press

23
Q

Example of Bernoulli’s principle

A

Airplane

24
Q

The resistance to flow

A

Viscosity

Gail Mastery (13 decks)

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