First Test Vocab- Ch. 1, 2, 3

Question 0

a measurement of space that an object takes up

Answer 0

volume

Question 1

the amount of “stuff” that something has

Answer 1

mass

Question 2

a property that relies on how much stuff is in a specific thing

Answer 2

extensive property

Question 3

a property that relies on what kind of stuff a given thing has

Answer 3

intensive property

Question 4

state of matter that can change both shape and volume

Answer 4

gas

Question 5

describes the misty condition of a thing that is generally in a different state of matter

Answer 5

vapor

Question 6

matter with a defined composition

Answer 6

substance

Question 7

when properties change, but the chemical makeup does not

Answer 7

physical change

Question 8

quality that can be tested without chemically changing a substance

Answer 8

physical property

Question 9

a form of matter with changing shape but unchanging volume

Answer 9

liquid

Question 10

matter with a definite shape and volume

Answer 10

solid

Question 11

combination of multiple things

Answer 11

mixture

Question 12

a mixture with identifiable parts

Answer 12

heterogeneous mixture

Question 13

mixture with unobservable smaller parts

Answer 13

homogeneous mixture/ solution

Question 14

a part of a sample with unchangeable and contained makeup and properties

Answer 14

phase

Question 15

the process that separates a solid from a liquid in a heterogeneous mixture

Answer 15

filtration

Question 16

when a boiled liquid turns to vapor then back into liquid

Answer 16

distillation

Question 17

the simples form of matter with unique characteristics

Answer 17

element

Question 18

a substance with multiple elements that merged chemically

Answer 18

compound

Question 19

a change with a result of a change of composition than before

Answer 19

chemical change

Question 20

an abbreviation that is used to identify an element

Answer 20

chemical symbol

Question 21

the capability of a given substance to undergo a specific chemical change

Answer 21

chemical property

Question 22

when one or more substances changes into one or more other substances

Answer 22

chemical reaction

Question 23

a substance that is at the beginning of a reaction

Answer 23

reactant

Question 24

a substance that is at the end of a reaction

Answer 24

product

Question 25

a solid that is created by forming and settling out of a liquid mixture

Answer 25

precipitate

Question 26

the idea that mass in neither gained nor lost during a chemical reaction

Answer 26

law of conservation of mass

Question 27

anything that has mass and takes up space

Answer 27

matter

Question 28

the study of the composition of matter and the changes that matter undergoes

Answer 28

chemistry

Question 29

the study of all chemicals that contain carbon

Answer 29

organic chemistry

Question 30

the study of all chemicals that do not contain carbon

Answer 30

inorganic chemistry

Question 31

the study of processes that take place in organisms

Answer 31

biochemistry

Question 32

the area of chemistry that deals with mechanism, the rate, and energy transfer that occurs when matter undergoes a change

Answer 32

physical chemistry

Question 33

the pursuit of chemical knowledge for its own sake

Answer 33

pure chemistry

Question 34

research that is directed toward a practical goal or application

Answer 34

applied chemistry

Question 35

the means by which society provides its members with those things needed and desired

Answer 35

technology

Question 36

a well-tested experiment for a broad set of observations

Answer 36

theory

Question 37

a concise statement that summarizes the results of many observaions and experiments

Answer 37

scientific law

Question 38

a logical approach to the solution of scientific problems

Answer 38

scientific method

Question 39

a proposed explanation for an observation

Answer 39

hypothesis

Question 40

a means to test a hypothesis

Answer 40

experiment

Question 41

information obtained through one's senses

Answer 41

observation

Question 42

variable that one changes during an experiment

Answer 42

manipulated variable

Question 43

variable that is observed during an experiment

Answer 43

responding variable