<span>Two things that Characterize the practice of science is empirical evidence and community consensus. Empirical evidence is information which is received by observation or experimentation. This data is recorded and analyzed, which is a central process for scientific methods. Community consensus is a group of people who make a decision by agreeing to support the best interest of the whole group.</span>

Earth's rotation causes the Coriolis effect.




Hope Helps `~~
Answer: Evaporation?
Explanation:
don't quote me on it but I think that is the process. But again I could be wrong
Since the other answer got deleted, i'll just answer it for you.
a sinoatrial node is the main pacemaker that begins each heartbeat located in the junctions of superior vena cava and the right atrium. It signals from the node that spread through the atria and determines the heart rates.
I believe in the hierarchy of life the level of organ systems is above the organ level.