Chemistry Chap 1

Matter
is anything that has mass and occupies space.

Chemistry
is the study of the composition of matter and the charges that matter change.

Organic Chemistry
is defined as the study of all chemicals containing carbon.

Inorganic Chemistry
the study of chemicals that in general do not contain carbon.

Biochemistry
the study processes that take place in living organisms.

Analytical Chemistry
the area of study that focuses on the composition of matter.

Pure Chemistry
is the pursuit of chemical knowledge for its own sake.

Applied Chemistry
is research that is directed towards toward a practical goal or application.

Technology
is the means of which a society provides its members with

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those things needed and desired.

Observation
when you use senses to obtain information.

Hypothesis
is a proposed explanation of an observation.

Experiment
a procedure that is used to test a hypothesis.

Independent Variables
the variable that you change during the manipulated.

Dependent Variables
the variable that is observed during the experiment.

Model
is representation of an object or event.

Theory
is a well-tested explanation for a broad set of observation.

Scientific Law
is a concise statement that summarizes the results of many observations and experiments.

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