instruction:
In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
question:
Question: Which part of the atmosphere do greenhouse gasses trap heat in? Answer: troposphere
answer:
Troposphere part of the atmosphere do greenhouse gasses trap heat in.


question:
Question: Which process causes the fastest changes to the surface of Earth? Answer: a major earthquake happening in a mountain range
answer:
A major earthquake happening in a mountain range process causes the fastest changes to the surface of earth.


question:
Question: Two water molecules contain 4 hydrogen atoms and how many oxygen atoms? Answer: 2
answer:

Two water molecules contain 4 hydrogen atoms and 2 oxygen atoms.