MODULE 2-3 (Matter and Changes in Matter)

Question 1

anything that has mass, volume, and occupies space

Answer 1

Matter

Question 2

the types and amounts of simpler substances that make up a sample of matter

Answer 2

Composition

Question 3

characteristics that give each substance a unique identity

Answer 3

Properties

Question 4

no change in composition

Answer 4

Physical Property

Question 5

without changing or interacting with another substance

Answer 5

Physical Property

Question 6

melting point, electrical conductivity, density

Answer 6

Physical Property

Question 7

characteristics as it changes into or interacts with another substance

Answer 7

Chemical Property

Question 8

change in composition

Answer 8

Chemical Property

Question 9

flammability, corrosiveness, reactivity with acids

Answer 9

Chemical Property

Question 10

do NOT depend on the amount of the substance present

Answer 10

Intensive Property

Question 11

depend on the amount of matter being measured

Answer 11

Extensive Property

Question 12

mass, volume, length, shape

Answer 12

Extensive Property

Question 13

color, melting point, boiling point, density

Answer 13

Intensive Property

Question 14

a substance alters its physical properties, not its composition

Answer 14

Physical Change

Question 15

substance is converted into a different substance

Answer 15

Chemical Change

Question 16

change in bonding, nuclei are conserved

Answer 16

Chemical Change

Question 17

mass over volume

Answer 17

Density

Question 18

states of matter

Answer 18

solid
liquid
gas
plasma

Question 19

change in nucleus, change in composition

Answer 19

nuclear change

Question 20

joining of 2 small atomic nuclei into one nucleus

Answer 20

nuclear fusion

Question 21

splitting of one large atomic nucleus into smaller fragments

Answer 21

nuclear fission

Question 22

change of a less stable nucleus to a more stable nucleus

Answer 22

radioactive decay

Question 23

fixed shape that does not conform to the container shape

Answer 23

Solid

Question 24

not defined by rigidity or hardness

Answer 24

solid

Question 25

varying shape that conforms to the container shape, but only to the extent of the liquid’s volume; that is, a liquid has an upper surface

Answer 25

liquid

Question 26

varying shape that conforms to the container shape, but it fills the entire container and, thus, does not have a surface.

Answer 26

gas

Question 27

Particles are close together and organized

Answer 27

solid

Question 28

Particles are close together but disorganized.

Answer 28

liquid

Question 29

Particles are far apart and disorganized

Answer 29

gas

Question 30

the particles lie next to each other in a regular, three-dimensional array

Answer 30

solid

Question 31

the particles also lie close together but move randomly around each other

Answer 31

liquid

Question 32

the particles have large distances between them and move randomly throughout the container

Answer 32

gas

Question 33

ionized gas

Answer 33

plasma

Question 34

electrons are stripped off then the positive ions follow, thus making it neutral and conductive

Answer 34

plasma

Question 35

luminous cell giving off UV section of light

Answer 35

photon

Question 36

collision of electron and positive ions

Answer 36

photon

Question 37

subatomic particles cool to absolute 0 Kelvin

Answer 37

Bose-Einstein Condensate