Brain stimulation therapies can play a role in treating certain mental disorders. Brain stimulation therapies involve activating or inhibiting the brain directly with electricity. The electricity can be given directly by electrodes implanted in the brain, or noninvasively through electrodes placed on the scalp.
The outermost layer of the lithosphere consists of loose soil rich in nutrients ... may see that it is much more than rock and soil. The swirling clouds ... Which of Earthâs spheres do each of these features belong ... what spheres do ...
The Earth contains four spheres: hydrosphere, atmosphere, geosphere, and biosphere . The hydrosphere is a dynamic mass of water that is continually on the move. It represents â¦water that is at or near Earth's surface. The hydrosphere comprises 71 percent of Earth's surface and 97 percent of Earth's water. Freshwater, underground water, streams, lakes, ice, and glaciers are included in the hydrosphere. The atmosphere is the Earth's gaseous envelope. It is thin and tenuous and it protects us from the sun's heat and ultraviolent radiation.