Question

which statement best describes a scientific theory?
a. it is considered false until proven true.
b. it is an educated guess that requires no testing.
c. it is true and can never be changed.
d. it is supported by many different experiments.

Explanation:

A scientific theory is not considered false until proven true (A is wrong). It is not an untested educated guess (B is wrong). Also, scientific theories are not unchangeable (C is wrong). A scientific theory is well - supported by a large body of evidence from many different experiments.

Answer:

D. It is supported by many different experiments.