Unit 2 - Matter and Change

Question 1

Anything that has mass and takes up space, can be a mixture

Answer 1

Matter

Question 2

Properties used to describe matter

Answer 2

extensive or intensive properties

Question 3

measure of the amount of matter the object contains

Answer 3

mass

Question 4

measure of the space occupied by the object

Answer 4

volume

Question 5

property that depends on the amount of matter in a sample

Answer 5

Extensive Property

Question 6

examples of extensive properties

Answer 6

mass, volume,

Question 7

property that depends on the type of matter in a sample, not the amount of matter

Answer 7

intensive property

Question 8

examples of intensive property

Answer 8

Density, malleability, conductivity, absorbency

Question 9

Matter that has a uniform and definite composition

Answer 9

substance

Question 10

examples of physical property

Answer 10

Hardness, color, conductivity, malleability, shape, physical state, boiling and freezing
points, density,

Question 11

a quality or condition of
a substance that can be observed or measured
without changing the substance’s composition

Answer 11

physical property

Question 12

physical change

Answer 12

a change in the state, change in the physical shape, no change in the identity and composition of the substance

Question 13

three physical states

Answer 13

solid, liquid, gas

Question 14

A physical blend of two or more components, have variable composition

Answer 14

mixture

Question 15

The process of separating a solid from a liquid in a heterogeneous mixture

Answer 15

Filtration

Question 15

To pour off

Answer 15

Decant

Question 16

A liquid is boiled to produce a vapor that is then condensed into a liquid

Answer 16

Distill

Question 17

Not uniform throughout, identifiable, you can see what is in it, has multiple phases

Answer 17

Heterogenous mixture

Question 18

Uniform throughout, not identifiable, can not tell it is a mixture, you can not see what is in it

Answer 18

Homogenous mixture

Question 19

Another name for homogeneous mixture

Answer 19

solution

Question 20

the ability of a substance to change into a new substance.

Answer 20

chemical properties

Question 21

a new composition, new chemical and physical properties.

Answer 21

chemical change

Question 22

a form of matter that has a definite shape and volume

Answer 22

solid

Question 23

characteristics of a solid

Answer 23

The particles in a solid are packed tightly together, Potential energy dominates, Strong attractive forces

Question 24

one type of atom (single or
diatomic)

Answer 24

element

Question 25

2 or more types of atoms
bonded together

Answer 25

Compounds

Question 26

combination of elements and/or compounds

Answer 26

mixture

Question 27

elements that exist as pairs in nature

Answer 27

diatomic elements