First Test Vocab- Ch. 1, 2, 3 Flashcards Preview

Chemistry > First Test Vocab- Ch. 1, 2, 3 > Flashcards

Flashcards in First Test Vocab- Ch. 1, 2, 3 Deck (44)
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0
Q

a measurement of space that an object takes up

A

volume

1
Q

the amount of “stuff” that something has

A

mass

2
Q

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

A

extensive property

3
Q

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

A

intensive property

4
Q

state of matter that can change both shape and volume

A

gas

5
Q

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

A

vapor

6
Q

matter with a defined composition

A

substance

7
Q

when properties change, but the chemical makeup does not

A

physical change

8
Q

quality that can be tested without chemically changing a substance

A

physical property

9
Q

a form of matter with changing shape but unchanging volume

A

liquid

10
Q

matter with a definite shape and volume

A

solid

11
Q

combination of multiple things

A

mixture

12
Q

a mixture with identifiable parts

A

heterogeneous mixture

13
Q

mixture with unobservable smaller parts

A

homogeneous mixture/ solution

14
Q

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

A

phase

15
Q

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

A

filtration

16
Q

when a boiled liquid turns to vapor then back into liquid

A

distillation

17
Q

the simples form of matter with unique characteristics

A

element

18
Q

a substance with multiple elements that merged chemically

A

compound

19
Q

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

A

chemical change

20
Q

an abbreviation that is used to identify an element

A

chemical symbol

21
Q

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

A

chemical property

22
Q

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

A

chemical reaction

23
Q

a substance that is at the beginning of a reaction

A

reactant

24
Q

a substance that is at the end of a reaction

A

product

25
Q

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

A

precipitate

26
Q

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

A

law of conservation of mass

27
Q

anything that has mass and takes up space

A

matter

28
Q

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

A

chemistry

29
Q

the study of all chemicals that contain carbon

A

organic chemistry

30
Q

the study of all chemicals that do not contain carbon

A

inorganic chemistry

31
Q

the study of processes that take place in organisms

A

biochemistry

32
Q

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

A

physical chemistry

33
Q

the pursuit of chemical knowledge for its own sake

A

pure chemistry

34
Q

research that is directed toward a practical goal or application

A

applied chemistry

35
Q

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

A

technology

36
Q

a well-tested experiment for a broad set of observations

A

theory

37
Q

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

A

scientific law

38
Q

a logical approach to the solution of scientific problems

A

scientific method

39
Q

a proposed explanation for an observation

A

hypothesis

40
Q

a means to test a hypothesis

A

experiment

41
Q

information obtained through one’s senses

A

observation

42
Q

variable that one changes during an experiment

A

manipulated variable

43
Q

variable that is observed during an experiment

A

responding variable