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: If no one used single use plastic the waste would 
 Answer: decrease
[A]: Using less nonrenewable resources means that they will last longer.


[Q]: Question: Dan falls from a single stair one day, then the next day falls down three stairs at once. After falling down one stair, compared to three, Dan will experience 
 Answer: less friction
[A]: Heavier objects press together with greater force, and this causes greater friction between them.


[Q]: Question: Billy was taking care of his plants and noticed that the leaves on them were different. On one he could actually see his own image reflected back on the leaves while the other he couldn't see himself at all. He concluded that the one he couldn't see his image on had 
 Answer: less sheen
[A]:
Increases the sheen on leaves to make them more reflective.