Public Domain. Courtesy of. Definition: Christianity is a monotheistic religion whose adherents believe that Jesus of Nazareth is the son of God and their savior. Christianity developed out of a sect of Judaism that believed Jesus was the messiah prophesied in the Old Testament.The main tenet of Christianity is that Jesus was resurrected.ublic Domain. Courtesy of. Definition: Christianity is a monotheistic religion whose adherents believe that Jesus of Nazareth is the son of God and their savior. Christianity developed out of a sect of Judaism that believed Jesus was the messiah prophesied in the Old Testament.
The cryosphere is the component of the Earth that composed of all solid, frozen water found on Earth. The cryosphere includes water storage areas such as glaciers, iceburgs, snow-covered areas, and sea ice. The cryosphere expands and contracts over the course of the months as average temperatures across the globe fluctuate.
A rendering of the magnetic field lines of Earth's magnetosphere. A magnetosphere is the region of space surrounding an astronomical object in which charged particles are controlled by that object's magnetic field.Near the surface of many astronomical objects, the magnetic field resembles that of a dipole.tudy of Earth's magnetosphere began in 1600, when William Gilbert discovered that the magnetic field on the surface of Earth resembled that on a terrella, a small, magnetized sphere.