This is referred to as Sleep Apnea.
Carbon would be the answer to this because it is an element while water is a compound. In addition, carbon had 4 bonding sites which allows it to form a variety of molecules like sugars, proteins, and even DNA that are essential for life as we know it.
Answer:
29.2 m
Explanation:
P=mh. Plug in the values.
584 J = 20 kg x <em>h</em>
h = 29.2 m
If it's gravitational potential energy multiply is by gravity which I think is 10 m/s.
Modern classification, otherwise known as taxonomy, was invented so as to have a single system used throughout the entire world in understanding different types of beings in existence. This way you avoid having different names for same things.
I'm not sure what you mean by this but here is a diagram of a nephron!! Hope this helps?