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12 terms

Introduction to Scientific Method-8

STUDY
PLAY
science
organized way of using evidence to learn about the natural world
scientific inquiry
thinking and asking questions about what you observe; refers to the many different ways in which scientists investigate the natural world and propose explanations based on the evidence they gather.
observation
any use of the senses to gather information
inference
logical interpretation based on prior knowledge and experience
hypothesis
one possible answer to your question; must be testable
variable
any condition that can affect the outcome of an experiment
manipulated variable
Factor in an experiment that a scientist purposely changes; also known as independent variable.
responding variable
the variable that changes in response to the manipulated variable
controlled experiment
an experiment that tests only one factor at a time by using a comparison of a control group with an experimental group
scientific law
a statement about what happens in nature and that seems to be true all the time
scientific theory
An explanation supported by many tests and accepted by a general agreement of scientists.
prediction
a logical statement about what will happen if the hypothesis is correct