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12 terms

Scientific Method

STUDY
PLAY
observation
information gathered using one of the 5 senses.
inference
an assumption based on prior knowledge
variable
a factor that can be changed in a system
purpose
step of the scientific method where the problem is stated.
qualitative observation
an observation that describes the object. Does NOT use measurements or calculations
quantitative observation
observations that use measurements or calculations
scientific method
step-by-step method of problem solving
hypothesis
an educated guess
manipulated variable
variable that is changed on purpose.
responding variable
variable being tested, what you are measuring.
controlled variable
variable that is NOT changed
experiment
part of the scientific method where you test your results