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: Joe was experimenting with decibels. He tried listening to it at different levels and noticed that as the decibels decreased the sound waves were 
 Answer: less audible
answer:
As decibel levels get higher, sound waves have greater intensity and sounds are louder.


question:
Question: Would it be easier to push a block up a 
 Answer: shallow slope
answer:
The more gradual the slope of the inclined plane, the less input force is needed and the greater the mechanical advantage.


question:
Question: If Mona is an astronomer and she is looking through a telescope, what happens to the amount of light gathered by the telescope if she shortens the exposure? 
 Answer: decreases
answer:

The longer the exposure, the more light that the telescope can gather to make the image.