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GENCHEM > LESSON 1: WHAT IS MATTER > Flashcards

LESSON 1: WHAT IS MATTER Flashcards

1
Q

any physical substance that POSSESSES MASS and OCCUPIES SPACE (volume), setting it apart from other fundamental concepts in science

A

matter

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2
Q

amount of matter in an object (heaviness or lightness)

A

mass

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3
Q

amount of the EARTH’S GRAVITATIONAL PULL on a certain object

A

weight

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4
Q

more massive objects - more gravitational pull - _______

A

heavier

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5
Q

amount of SPACE an object OCCUPIES (big or small)

A

volume

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6
Q
  1. all matter is made up of tiny particles
  2. al particles of one substance are the same
  3. different pure substances are made of different particles
  4. particles are always moving
  5. there are attractive forces between particles
A

Kinetic Theory of Matter (Particle Theory)

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7
Q

the _____ between particles also affects strength of the interactive forces that each one of them experience

A

distance

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8
Q

Kinetic Theory of Matter (Particle Theory)

A
  1. all matter is made up of tiny particles
  2. al particles of one substance are the same
  3. different pure substances are made of different particles
  4. particles are always moving
  5. there are attractive forces between particles
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9
Q

5 PHASES OF MATTER

A

solid
liquid
gas
plasma
bose-einstein condensate

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10
Q

DENSLEY PACKED particles of matter, attractive forces are VERY STRONG, particles are in a FIXED position

A

SOLID

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11
Q

distance between particles is VERY HIGH, have LESS attractive forces, have the HIGHEST FREEDOM to move

A

GAS

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12
Q

it is produced when matter is COOLED to EXTREMELY LOW TEMPERATURE, achieved by cooling an object close to absolute zero.

A

BOSE-EINSTEIN CONDENSATE

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13
Q

WILLIAM CROOKES, gas particles tend to look like GLOWING JELLY at high temperatures

A

PLASMA

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14
Q

particles that are NOT AS DENSLEY PACKED AS SOLIDS, still exert attractive forces, has ability to FLOW

A

LIQUID

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15
Q

sublimation

A

solid to gas

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16
Q

deposition

A

gas to solid

17
Q

melting

A

solid to liquid

18
Q

freezing

A

liquid to solid

19
Q

evaporation

A

liquid to gas

20
Q

condensation

A

gas to liquid

21
Q

PHASE CHANGES OF MATTER

A

melting
freezing
sublimation
deposition
evaporation
condensation

22
Q

can be measured WITHOUT HAVING TO CHANGE THE IDENTITY of the substance through chemical change (ex. volume, mass, density)

A

PHYSICAL PROPERTY

23
Q

value DEPENDS on the amount of matter being measured

A

EXTENSIVE PHYSICAL PROPERTY

24
Q

inherent in the substance itself regardless of its quantity

A

INTENSIVE PHYSICAL PROPERTY

25
Q

properties that can only be determined by making a substance REACT with another, dependent on the chemical identity and composition of substance (ex. flammability)

A

CHEMICAL PROPERTY

26
Q

transformation of matter from one state to another that only changes the form of that matter

A

PHYSICAL CHANGE

27
Q

TRUE OR FALSE:
physical properties such as size, color, density, and mass became different in physical change

A

TRUE

28
Q

TRUE OR FALSE:
physical properties such as size, color, density, and mass does not change in physical change

A

FALSE

29
Q

examples of physical change

A

chopping of wood, cutting of paper

30
Q

transformation of chemical identity of matter through chemical reactions

A

CHEMICAL CHANGE

31
Q

transform the reactants to products

A

CHEMICAL CHANGE

32
Q

examples of chemical change

A

burning, rotting, cooking

33
Q

PHYSICAL OR CHEMICAL?
milk turning sour

A

chemical

34
Q

PHYSICAL OR CHEMICAL?
meat being boiled in water

A

chemical

35
Q

PHYSICAL OR CHEMICAL?
ice melting into water

A

physical

36
Q

PHYSICAL OR CHEMICAL?
sugar caramelizing

A

chemical

37
Q

PHYSICAL OR CHEMICAL?
cutting meat into cubes

A

physical

GENCHEM (10 decks)

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