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: 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
[EX A]: 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.

[EX Q]: Question: Two small suns moving closer will have _____ gravitational force between them than two large suns. 
 Answer: less
[EX A]: The greater the mass of the objects, the stronger the gravitational force of attraction between them.

[EX Q]: Question: If Milo turns up his radio by increasing the decibel levels of the music, what can he expect from the sound waves generated by the radio? 
 Answer: increased
[EX A]:
As decibel levels get higher, sound waves have greater intensity and sounds are louder.