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 has a garden and she installs a small waterfall. Since Katie sets the water to flow very slow and gentle over the sloping fall, the erosion at the bottom of the waterfall will be 
 Answer: less
[A]: A gentle slope favours slower flow of surface water, reduces erosion, and increases availability of water to plants.


[Q]: Question: Tony wanted to prevent cramps by not warming up. This _____ blood flow to his muscles. 
 Answer: decreases
[A]: Warming up exercises increases the blood flow to the muscles and increases the heart rate.


[Q]: Question: john was working on a piece of wood. he found out that when the threads are closer together, the amount of force needed is 
 Answer: Less
[A]:
Therefore, if the threads on a screw are closer together, you need to apply less force to penetrate the wood or other object.