instruction:
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.
question:
Question: If Milo starts rubbing two surfaces together quickly and then decrease the speed, what happens to the amount of energy produced? 
 Answer: decreases
answer:
Friction causes the molecules on rubbing surfaces to move faster, so they have more energy. This gives them a higher temperature, and they feel warmer.


question:
Question: A weak electromagnet is receiving _____ current. 
 Answer: little
answer:
The more current, the stronger the electromagnet.


question:
Question: After the fire of a pile of tires at the landfill was put out, the reduction of smoke in the air made the air quality 
 Answer: better?
answer:

More pollutants mean poorer air quality.