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.

[Q]: 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
[A]: Therefore, increasing the surface area of solid reactants increases the reaction rate.

[Q]: Question: Given two equal measures of water by volume, which would be lighter
Answer: distilled water?
[A]: Water becomes more dense when it is colder and when it has more salt.

[Q]: Question: Between a marble and a cannon ball, both travelling at the same speed, the object with the greater momentum would be
Answer: the cannon ball
[A]:
The more mass a moving object has or the faster its moving, the greater its momentum.