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.

[Q]: Question: After a car accident, Carla gained a lot of blood. At the hospital, the doctors tell her that her blood pressure is now 
 Answer: increased
[A]: If blood volume in the body decreases, blood pressure decreases.


[Q]: Question: If Mona reduces she is creating for her school project, what happens to the gravitational attraction of that object? 
 Answer: decrease
[A]: The greater the objects mass, the greater the force of gravitational attraction.


[Q]: Question: Donna is noting that the atmosphere doesn't seem very dense where she's visiting, so compared to her home she must be at an altitude that is 
 Answer: higher
[A]:
The density of the atmosphere decreases with an increase in the height above sea level (altitude).