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.
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Q: Question: If a farmer learned better farming techniques, they could expect to produce _____ food.
Answer: more

A: Better farming techniques and machines increased the food supply and the distribution of food.
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Q: Question: Dane is dropping bouncy balls out of windows. He drops a green ball out of the first story window, then a red ball out of the second story window. The ball with the least potential energy is the
Answer: green ball

A:
So the higher an object is above a surface, the more potential energy it has.
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