All of these functions help maintain homeostasis within the body. 7. Nervous System: The nervous system is comprised of the central nervous system and the peripheral nervous system. The hypothalamus within the brain is one of the key players in the human body in maintaining homeostasis.
Which process fills lakes of underground water? Which is the layer underground where there are no empty spaces for water or air to fill in? What is the underground water that fills opening in soil and cracks in layers of rock? Ground Water, which seeps into the soil and fills the cracks unerground.
Actually, all the elevated land could be hidden under the oceans and the Earth reduced to a smooth sphere that would be completely covered by a continuous layer of seawater 2,686 metres deep. This is known as the sphere depth of the oceans and serves to underscore the abundance of water on the Earth's surface.