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.

Example Input: Question: Decreasing the mass of an object causes its inertia to 
 Answer: decrease
Example Output: The full box is harder to move because it has greater mass and therefore greater inertia.

Example Input: Question: John was viewing a patient's vital signs at the hospital. He could see clearly that the less oxygen to the cells, the pulse rate would become 
 Answer: Higher
Example Output: This causes the delivery of less oxygen to the cells, and this stimulates the heart rate via adrenalin, so that pulse rate increases in an effort to deliver enough oxygen to cells.

Example Input: Question: Stars that are hotter are also 
 Answer: brighter
Example Output:
The hotter a main sequence star is, the brighter it is.