Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Ex Input:
Question: What has the average global temperature done since the 1900s? Answer: risen

Ex Output:
Average global temperature has risen since 1900.

Ex Input:
Question: What are broad explanations that are widely accepted as true? Answer: scientific theories

Ex Output:
Scientific theories are broad explanations that are widely accepted as true. This is because they are supported by a great deal of evidence.

Ex Input:
Question: What direction are sediments deposited? Answer: horizontally

Ex Output:
Sediments are deposited horizontally so sedimentary rock layers are originally horizontal.