What do you think would happen in the zone of psychological stress is the local temperature increased by 5%

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

Me with these questions image attached

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes