What is true about scientific theories 1.new scientific theories can be formed to explain new phenomena. 2.scientific theories are considered to be facts and cannot be modified. 3.scientific theories can be revised, changed, or even rejected. 4.new research is often performed to learn more about existing scientific theories.

Scientific theories can be revised, changed, or even rejected if it cannot be made to fit the new findings for a more accurate theory is then required. Scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested using scientific method and knowledge. In addition, facts is different from scientific theory for which can be observed and measured while theories are data which has scientific explanations and interpretation of facts. 

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