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: Milo is trying to heat his room with a space heater. If he turns up the thermostat to a hotter setting, which is happening to the energy the heater is producing? 
 Answer: increasing
Bigger stars produce more energy, so their surfaces are hotter.

Question: Greta yells across the canyon in the cool morning and again in the hot afternoon. The sound likely traveled _____ in the morning. 
 Answer: faster
For a given medium, sound has a slower speed at lower temperatures.

Question: If an electromagnetic wave has a higher frequency than another wave, it will have _____ energy. 
 Answer: more

The higher the frequency of an electromagnetic wave, the greater its energy.