Answer:
The cardiovascular system helps maintain homeostasis by continually supplying the central nervous system--the brain and spinal cord--with oxygen and glucose. Brain cells start dying after just one minute without oxygen. The brain is the control center for all of the body's homeostatic processes.
Cellular respiration is the process by which many organisms, including plants, produce ATP. During this process, A.Glucose reacts with B.Oxygen, producing C. Carbon dioxide, D. Water, and ATP.
The black box because black reflects more heat than white
The epicenter of a hypothetical Earthquake is the place where the fault begins to rupture. The tectonic movements within the epicenter is actually the area with the greatest damage after an Earthquake occurs.
The epicenter is the most dangerous zone during an Earthquake because the ground is very much unstable, but as the seismic activity dissipates it is the first one to set and stabilize because this is where the plates will converge.