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science- chapter 1

scientific method

scientific method an orderly method for gaining, organizing, and applying new knowledge
fact a close agreement by competent observers of a series of obsercations of the same phenomena
hypothesis an educated guess; a reasonable explanation of an observation or experimental result that is not fully exxepted as factual until tested over and over again by experiment
laws/principles a general explanation of an obersvation or experimental result that is not fully accepted as factual until tested over and over and has not been contridicted
theory a synthesis of a large body of information that encompases well-tested and verified hypthesis about aspects of the natural world.
observation information gained by using the 5 senses (sight, sound, taste, smell, and touch)
inference conclusion based on observations
controlled experiment has a control, constant, independent variable and dependent variables
variable conditions that can change or be changed
constants all other variables are kept the same between the testing groups
control group kept undernormal conditions and is used to compare
indpendent variable what is cahnged on purpose to be tested
dependent variable outcome of the change
Created by: tagne1