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.

Question: Mary was comparing the size of two objects. If she examined an orange and compared it with a watermelon, which would generate more gravity? 
 Answer: watermelon
Less massive objects also have less gravity than more massive objects.

Question: If Mona is manipulating the charge of a couple of her objects, what happens to the electrostatic force if she decreases the charge of one of the objects? 
 Answer: decrease
The more charged the objects are, the stronger the electrostatic force between them.

Question: John was viewing a patient's vital signs at the hospital. He could see clearly that the more oxygen to the cells, the pulse rate would become 
 Answer: Lower

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.