information gathered using one of the 5 senses.
an assumption based on prior knowledge
a factor that can be changed in a system
step of the scientific method where the problem is stated.
an observation that describes the object. Does NOT use measurements or calculations
observations that use measurements or calculations
step-by-step method of problem solving
an educated guess
variable that is changed on purpose.
variable being tested, what you are measuring.
variable that is NOT changed
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