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.
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Question: 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

Answer: At higher elevations, there is less air to press on a given area.


Question: Question: Asa is running in a race and his body temperature decreases. His skin's blood vessels _____ in diameter. 
 Answer: decrease

Answer: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.


Question: Question: Going deeper into water will result in a _____ temperature. 
 Answer: colder

Answer:
Water also gets colder as you go deeper.