8 Properties of and Changes in Matter

Question 1

used to describe; one type of matter may be described, identified, or distinguished from another by its properties

Answer 1

properties of matter

Question 2

classified into physical and chemical

Answer 2

properties of matter

Question 3

describe sub’s appearance

Answer 3

physical properties of matter

Question 4

perceived by senses: intensive and extensive

Answer 4

physical properties of matter

Question 4

measured w/out changing identity/chemical composition

Answer 4

physical properties of matter

Question 5

does NOT depend on mass/amount of substance

Answer 5

intensive

Question 6

depends on mass/amount of substance

Answer 6

extensive

Question 7

odor, color, luster, ductility, density, porosity, viscosity, solubility, elasticity, hardness, plasticity, brittleness, malleability, boiling pt, melting pt, compressibility

Answer 7

intensive

Question 8

mass, shape, length, volume

Answer 8

extensive

Question 9

phys changes in states of matter due to temp change

Answer 9

phase changes

Question 10

amt of temp needed before sub turns from one state of matter to another

Answer 10

melting/boiling pt

Question 11

amt of space occupied by matter w/ common unit of liter (L)

Answer 11

volume

Question 12

amt of matter in an obj with base unit of kg

Answer 12

mass

Question 13

compactness of matter, which is the ratio of subjs mass to volume

Answer 13

density

Question 14

brittleness, ductility, electric/thermal conductivity, elasticity, flexibility, hardness, luster, malleability, porosity, solubility

Answer 14

properties of solid

Question 15

miscibility, viscosity

Answer 15

properties of liquid

Question 16

compressibility

Answer 16

properties of gases

Question 17

observable after subs react w/ other chemicals to change in its chemical composition

Answer 17

chemical properties

Question 18

easily broken down into pieces

Answer 18

brittleness

Question 19

drawn into wires

Answer 19

ductility

Question 20

allow electricity/heat to flow

Answer 20

electric/thermal conductivity

Question 21

return to og size + shape when force applied is released

Answer 21

elasticity

Question 22

bent w/out breaking

Answer 22

flexibility

Question 23

resistance of mat to oppose charge in shape/be deformed

Answer 23

hardness

Question 24

sub shine/reflect light

Answer 24

luster

Question 25

hammered into thin sheets

Answer 25

malleability

Question 26

max amt of deformation to which matter may be subjected w/out breaking

Answer 26

plasticity

Question 27

capability to absorb liquid

Answer 27

porosity

Question 28

capability to be dissolved in liquid subs

Answer 28

solubility

Question 29

mixed w/ another liquid

Answer 29

miscibility

Question 30

resistance to flow

Answer 30

viscosity

Question 31

ability of gases to be squeezed + compacted into a smaller space

Answer 31

compressibility

Question 32

acidity/basicity, combustibility, corrosiveness, radioactivity, toxicity

Answer 32

chemical properties

Question 33

react w/ acids/bases

Answer 33

acidity/basicity

Question 34

material that can ignite, with lower degree of being flammable

Answer 34

combustibility

Question 35

sub to cause damage/destroy other mats they come into contact w/

Answer 35

corrosiveness

Question 36

prop exhibited by some unstable atoms emitting energy + subatomic particles

Answer 36

radioactivity

Question 37

substances become poisonous

Answer 37

toxicity

Question 38

physical and chemical changes

Answer 38

changes in matter

Question 39

know if there has been chem change by looking for new sub; gathering evidence

Answer 39

evidence of chem change

Question 40

new color (ripe fruits, leaves during fall)

Answer 40

color change

Question 41

energy is absorbed/released from system to surroundings (burning wood)

Answer 41

temp change

Question 42

odor produced, different than usual smell (rotting eggs, decomposing flesh)

Answer 42

odor production

Question 43

gas made after chem reaction (effervescent tablets)

Answer 43

gas production

Question 44

solid substance produced after mixing liquids

Answer 44

precipitate

Question 45

precipitate production

Answer 45

production of precipitate

Question 46

color change, temp change, odor production, gas production, precipitate production

Answer 46

evidence of chem change