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.

Example Input: Question: Dean is trying to slide a rock down a hill using less input force. The slope of the hill that will be ideal for Dean is one that has a slope that is 
 Answer: gradual
Example Output: The more gradual the slope of the inclined plane, the less input force is needed and the greater the mechanical advantage.

Example Input: Question: Mary melts a 1 pound chocolate bar and 1 pound of chocolate chips in two pots. Which melts first? 
 Answer: chips
Example Output: It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have.

Example Input: Question: What will happen to the acidity of the ocean if more greenhouse gas gets produced? 
 Answer: it will increase
Example Output:
An increase in greenhouse gases will increase the changes that are already being seen including in ocean acidity.