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: Mike wants his voice to travel faster, so he will speak in a room that is 
 Answer: warmer

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


Input: Consider Input: Question: Don notices that the patient's heart is expelling less blood with each stroke. The patient's heart has to beat _____ often to maintain consistent blood flow. 
 Answer: more

Output: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.


Input: Consider Input: Question: Would a rocket approaching the moon feel 
 Answer: more gravitational pull from the moon


Output: Objects that are closer together have a stronger force of gravity.