Ques: Answer the question below: If Mary is running and race and begins to breathe hard, what happens to the air pressure in her lungs as she expands her chest increases or decreases? Assuming that: Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
Ans: decreases

Ques: Answer the question below: Eric relaxes a rubber band. The band's resistance decreases or increases? Assuming that: The farther you stretch the band, the greater the resistance is.
Ans: decreases

Ques: Answer the question below: A decrease in body size will cause a concomitant increase or decrease in its surface area to volume ratio? Assuming that: Size restriction: The final body size is limited because as the body size increases, the surface area to volume ratio decreases.
Ans: increase

Ques: Answer the question below: Mona is creating a circuit board in her lab for work. If she decreases the thickness of the resistors on the board, what happens to the overall resistance of the circuit increases or decreases? Assuming that: Thicker resistors offer less resistance than thinner resistors.
Ans:
increases