Chemistry correct answers the study of the composition, structure, and properties of matter and
the changes it undergoes
Scientific Method correct answers set of general procedures based on experimentation and
observation used to acquire scientific knowledge and explain natural phenomena
Hypothesis correct answers model or statement that can be tested by experiment, offers an
explanation for a scientific law
Experiment correct answers well defines controlled procedure for obtaining information about a
system under study
Observation correct answers statement that describes something we see, hear, smell, taste, or feel
Scientific Fact correct answers is a reproducible piece of data about some natural phenomenon
that is obtained from experimentation
Scientific Law correct answers generalization that summarizes scientific facts about a natural
phenomenon
Scientific Theory correct answers scientific hypothesis that has been tested and validated over a
long period of time
Exact Number correct answers number that has a value with no uncertainty in it, known exactly
Inexact Number correct answers number that has a value with a degree of uncertainty in it
Precision correct answers indicator of how close a series of measurements on the sam object are
to each other
Accuracy correct answers indicator of how close a measurement comes to a true or accepted
value
Significant Figures correct answers digits in any measurement that are known with certainty plus
one digit that is uncertain
Scientific Notation correct answers A method of writing or displaying numbers in terms of a
decimal number between 1 and 10 multiplied by a power of 10.
SI Base Unit correct answers one of seven SI units of measurement from which all other SI
measurement units can be derived
meter, kilogram, second, kelvin, mole, ampere, candela correct answers Name SI base units