Ch: 1 The Chemical World Flashcards
1
Q
What is chemistry?
A
The science that seeks to understand how matter behaves by studying how atoms and molecules behave.
The study of matter and the changes it undergoes (these changes usually involve energy.
2
Q
What is matter?
A
Anything that occupies space and has mass (weight).
3
Q
What is observation?
A
Involves measuring or observing some aspect of nature.
4
Q
What is a hypothesis?
A
Tentative interpretations of the observations
5
Q
What is a law?
A
Summarize the results of a large number of observations.
6
Q
What is a theory?
A
Models that explain and give the underlying causes for observations and laws.
7
Q
What is an experiment?
A
Highly controlled observations designed to validate or invalidate hypotheses.
