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Science Matter > Matter > Flashcards

Matter Flashcards

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1
Q

What are the three types of matter?

A

Solid, Liquid, and Gas

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2
Q

What makes up the entire Universe?

A

Matter and energy

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3
Q

What is matter made up of?

A

Atoms

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4
Q

What are too small that only the most powerful microscope can see?

A

Atoms

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5
Q

What takes up space and mass?

A

Matter

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6
Q

What is the fundamental property of matter?

A

Mass

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7
Q

Property as the ratio of mass and volume is called _____

A

Density

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8
Q

What is the fourth state of matter?

A

Plasma

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9
Q

What substance determines each state?

A

Atoms and molecules

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10
Q

Molecules are a combination of two or more ___

A

Atoms

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11
Q

Properties that can be observed by the five human senses

A

Macroscopic

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12
Q

Properties that cannot be observed by the five human senses

A

Microscopic

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13
Q

What are the five human senses?

A

Sight, Smell, Touch, Hear. Taste

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14
Q

Measure of mass per unit of volume

A

Density

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15
Q

Why do solids sink in liquids?

A

Because solids are more packed than liquids

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16
Q

What are individual pieces of crystalline solids called?

A

Crystals

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17
Q

A solid whose atoms, ions, or molecules are arranged in an orderly; Geometric and three dimensional structure

A

Crystalline Solids

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18
Q

Consists of positive metal ions surrounded by a sea of mobile electrons

A

Metallic Solids

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19
Q

What do mobile electrons do to metals?

A

Malleable and Ductile

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20
Q

What does the word ‘Malleable’ mean?

A

Can be hammered into shapes

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21
Q

What does the word ‘Ductile’ mean?

A

Easily drawn into wires

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22
Q

Mobile electrons make metals good conductors of ____ and ____

A

Heat and Electricity

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23
Q

The particles are not arranged in a regular, repeating pattern.

A

Amorphous Solids

24
Q

What does the word ‘Amorphous’ mean?

A

Without Shape

25
Q

The ability to flow

A

Fluidity

26
Q

Gasses and liquids are classified as ___

A

Fluids

27
Q

Measure of resistance of a liquid to flow

A

Viscosity

28
Q

If there is an increase of temperature, there is an increase in ___

A

Kinetic Energy

29
Q

the energy required to increase the surface area of a liquid by a given amount

A

Surface Tension

30
Q

Compounds that lowers the surface tension of water

A

Surfactants

31
Q

The force of attraction between identical molecules

A

Cohesion

32
Q

The force of attraction between different molecules

A

Adhesion

33
Q

A liquid with a constant volume varies according to the weight, hence the greater the weight, the higher the ___

A

Density

34
Q

This state of matter does not have a definite volume

A

Gas

35
Q

The space is where the molecules move freely

A

Volume

36
Q

The volume of gas is measured using a?

A

Burette

37
Q

Movement of the molecules exerts a force over the area known as

A

Pressure

38
Q

What is the unit for pressure?

A

Pascal

39
Q

What do they use to measure pressure?

A

Barometer

40
Q

What does an increase of temperature do to a gas?

A

It expands and increases the volume of the gas

41
Q

What happens when a gas gets cooled?

A

It contracts and decreases in volume

42
Q

What do phase changes require?

A

Energy

43
Q

What do phase changes release?

A

Energy

44
Q

Solid to Liquid

A

Melting

45
Q

Why does ice melt?

A

Heat

46
Q

A method in which your body controls your temperature

A

Evaporation

47
Q

Liquid to Gas

A

Vaporization

48
Q

Solid to Gas

A

Sublimation

49
Q

Gas to Liquid

A

Condensation

50
Q

Reverse of Vaporization

A

Condensation

51
Q

Liquid to Solid

A

Freezing

52
Q

Reverse of melting

A

Freezing

53
Q

The temperature at which liquid is changed into Crystalline Solids

A

Freezing Point

54
Q

Gas to Solid

A

Deposition

55
Q

Reverse of Sublimation

A

Deposition

Science Matter (1 decks)

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