vocab Flashcards
bias
a preference for or against one idea, thing or person
constant
occurring continuously over a period of time
control
the power to influence or direct people’s behavior or the course of events
density
the degree of compactness of a substance
dependent variable
a variable whose value depends on that of another
experiment
a scientific procedure undertaken to make a discovery
graph
a diagram showing the relation between variable quantities
hypothesis
a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation
independent variable
a variable whose variation does not depend on that of another
mass
a coherent, typically large body of matter with no definite shape
model
a three-dimensional representation of a person or thing or of a proposed structure
scientific law
the description of an observed phenomenon
scientific method
a method of procedure that has characterized natural science
standard
a level of quality or attainment
technology
the application of scientific knowledge for practical purposes