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.

[EX Q]: Question: Karen is observing an electromagnetic wave and how it travels from its source. This wave travels very far from its source, because the energy is diluted 
 Answer: more
[EX A]: However, the energy is diluted as an electromagnetic wave travels farther from its source because it spreads out over an ever-larger area.

[EX Q]: Question: Allen is riding his bike on a path. The course ends up 1000 feet lower above sea level compared to the beginning. At which point is the air resistance lower? 
 Answer: at the beginning
[EX A]: At higher elevations, there is less air to press on a given area.

[EX Q]: Question: Tina is coming back up from diving deep into the ocean. What happens to the temperature? 
 Answer: it increases
[EX A]:
Water also gets colder as you go deeper.