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IPC Ch 1

TermDefinition
bias occurs when a scientist's expectations change how the results of an experiment are viewed
constant in an experiment, a variable that does not change
control In an experiment, the standard that is used for comparison
dependent variable factor that changes as a result of changes in the other variables
experiment organized procedure for testing a hypothesis; tests the effect of one thing on another under controlled conditions
Hypothesis a possible explanation for a problem using what you know and what you observed
independent variable factor that, as it changes, affects the measure of another variable
model can be used to represent an idea, object, or event that is too big, too small, too complex, or too dangerous to observe or test directly
scientific law a statement about what happens in nature and that seems to be true all the time
Scientific Methods pattern of investigation procedures that can include stating a problem, forming a hypothesis, researching and gathering information, testing a hypothesis, analyzing data, and drawing conclusions
scientific theory a well-tested concept that explains a wide range of observations
variable quantity that can have more than a single value, can cause a change in the results of an experiment
Density mass per unit volume of a material
Mass the amount of matter in an object
matter anything that takes up space and has mass
SI International System of Units
standerd exact amount agreed upon to serve as a basis for comparison
volume Amount of space occupied by an object
society group of people that share similar values and beliefs
Technology Application of science to benefit people
Created by: beckerk
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