Which of the following statements is true about scientific theories?

A. They cannot change once they have been accepted.
B. They are guesses at best, and they have rarely been scientifically verified.
C. They rarely stand the test of time as new observations are made.
D. They have been rigorously tested and are valid explanations

Question

Which of the following statements is true about scientific theories?

A. They cannot change once they have been accepted.
 B. They are guesses at best, and they have rarely been scientifically verified.
 C. They rarely stand the test of time as new observations are made.
 D. They have been rigorously tested and are valid explanations

anonymous · Answer

D. They have been rigorously tested and are valid explanations

abb0t · Answer

Did you read CoC???

anonymous · Answer

http://en.wikipedia.org/wiki/Scientific_theory