TASK DEFINITION: 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.
PROBLEM: Question: Katie is looking at solid reactants, and is wondering how they will react. The reaction rate is increased in surface areas which are
Answer: larger

SOLUTION: Therefore, increasing the surface area of solid reactants increases the reaction rate.

PROBLEM: Question: Keely had just run a mile and was now running slower to _____ _____.
Answer: cool down

SOLUTION: When particles move more slowly, temperature is lower and an object feels cooler.

PROBLEM: Question: Dinah is moving gas to different sized containers. The gas was filling a large container, but when she moved it to a smaller container, it also filled that one, because the gas
Answer: shrank

SOLUTION:
If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.