instruction:
In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
question:
Question: A doubling of carbon atoms in a hydrocarbon will cause _____ isomers. 
 Answer: more
answer:
As you increase the number of carbon atoms in a hydrocarbon, the number of isomers quickly increases.


question:
Question: Simon was digging in his yard and found that the rocks that were deeper in the ground, compared to the surface rocks, were likely 
 Answer: older
answer:
Therefore, deeper rock layers must be older than layers closer to the surface.


question:
Question: As the Earth and sun rotate around each other, the force of gravity as the Earth gets closer becomes 
 Answer: More
answer:

This is because the gravitational force of attraction between the Earth and Sun is stronger when the Earth is closer to the Sun.