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  2. Magnetosphere - Wikipedia

    en.wikipedia.org/wiki/Magnetosphere

    A rendering of the magnetic field lines of the magnetosphere of the Earth. In astronomy and planetary science, a magnetosphere is a region of space surrounding an astronomical object in which charged particles are affected by that object's magnetic field. [1] [2] It is created by a celestial body with an active interior dynamo.

  3. Ecosphere (planetary) - Wikipedia

    en.wikipedia.org/wiki/Ecosphere_(planetary)

    Water is always on the move changing from a solid to vapor to ice and back to water. Water stays on the Earth for various amounts of time. It can be minutes, days or years and it doesn't have any set schedule. A drop of water can be in the ocean for years, or evaporate after a few days. Water is constantly changing and moving forms.

  4. Earth's magnetic field - Wikipedia

    en.wikipedia.org/wiki/Earth's_magnetic_field

    The function of longitude is zero along zero or more great circles passing through the North and South Poles; the number of such nodal lines is the absolute value of the order m. The function of latitude is zero along zero or more latitude circles; this plus the order is equal to the degree ℓ. Each harmonic is equivalent to a particular ...

  5. Portal:Geophysics - Wikipedia

    en.wikipedia.org/wiki/Portal:Geophysics

    However, modern geophysics organizations and pure scientists use a broader definition that includes the water cycle including snow and ice; fluid dynamics of the oceans and the atmosphere; electricity and magnetism in the ionosphere and magnetosphere and solar-terrestrial physics; and analogous problems associated with the Moon and other planets.

  6. Earth system science - Wikipedia

    en.wikipedia.org/wiki/Earth_system_science

    Earth's climate system is a complex system with five interacting components: the atmosphere (air), the hydrosphere (water), the cryosphere (ice and permafrost), the lithosphere (earth's upper rocky layer) and the biosphere (living things). [28]: 1451 Climate is the statistical characterization of the climate system.

  7. Magnetosphere particle motion - Wikipedia

    en.wikipedia.org/wiki/Magnetosphere_particle_motion

    A simulation of a charged particle being deflected from the Earth by the magnetosphere. Thus in the "closed" model of the magnetosphere, the magnetopause boundary between the magnetosphere and the solar wind is outlined by field lines. Not much plasma can cross such a stiff boundary. [1]

  8. Earth science - Wikipedia

    en.wikipedia.org/wiki/Earth_science

    Movement of water through the water cycle. Hydrology is the study of the hydrosphere and the movement of water on Earth. It emphasizes the study of how humans use and interact with freshwater supplies. Study of water's movement is closely related to geomorphology and other branches of Earth science. Applied hydrology involves engineering to ...

  9. Dynamo theory - Wikipedia

    en.wikipedia.org/wiki/Dynamo_theory

    The dynamo theory describes the process through which a rotating, convecting, and electrically conducting fluid can maintain a magnetic field over astronomical time scales. A dynamo is thought to be the source of the Earth's magnetic field and the magnetic fields of Mercury and the Jovian planets.