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.

Input: Consider Input: Question: If Mary is playing music in her room and the heater stops working, causing the temperature to fall, what happens to the speed of the soundwaves her radio is generating? 
 Answer: decreases

Output: For a given medium, sound has a slower speed at lower temperatures.


Input: Consider Input: Question: Yolanda moved to Florida where it is at sea level. The atmosphere here is considered 
 Answer: dense

Output: The density of the atmosphere decreases with an increase in the height above sea level (altitude).


Input: Consider Input: Question: Which two objects likely have the greatest gravitational force between them? 
 Answer: Jupiter and Neptune


Output: This is because the gravitational force of attraction between the Earth and Sun is stronger when the Earth is closer to the Sun.