Describe the connections between the circulatory system and the respiratory, digestive, and excretory systems and how they accomplish their functions.

Gymnast always perform on padded mats. how does the mats protect the gymnast

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

What is the independent variable in this investigation? mass volume sample number substance density