Answer:
none of the above
Explanation:
stress affects every part of the human body in some way
<u>The forces are balanced so no motion occurs.</u>
There'll be no change in the state of an object if the forces are balanced.
Answer:
Oxygen-poor blood returns from the body to the heart through the superior vena cava (SVC) and inferior vena cava (IVC), the two main veins that bring blood back to the heart. The oxygen-poor blood enters the right atrium (RA), or the right upper chamber of the heart.
<em>[ I HOPE THIS HELPS* PLS MARK ME BRAINLIEST]</em>
A sedentary lifestyle means you don't move anywhere. Similar to coral or sponges.