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.

Example Input: Question: If Milo is building a telescope and he increases the area that collects light, what can he expect to happen to the amount of light the telescope gathers? 
 Answer: increase
Example Output: The larger the light collecting area, the more light a telescope gathers and the higher resolution (ability to see fine detail) it has.

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

Example Input: Question: If you were to launch a cannon which ball would fly faster if everything else were the same? 
 Answer: Lighter
Example Output:
The mass of the particles: lighter particles will diffuse faster, because on average they move faster.