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  2. Earth science - Wikipedia

    en.wikipedia.org/wiki/Earth_science

    Earth science. The rocky side of a mountain creek in Costa Rica. Earth science or geoscience includes all fields of natural science related to the planet Earth. [1] This is a branch of science dealing with the physical, chemical, and biological complex constitutions and synergistic linkages of Earth's four spheres: the biosphere, hydrosphere ...

  3. Earth - Wikipedia

    en.wikipedia.org/wiki/Earth

    Earth orbits the Sun, making Earth the third-closest planet to the Sun and part of the inner Solar System. Earth's average orbital distance is about 150 million km (93 million mi), which is the basis for the astronomical unit (AU) and is equal to roughly 8.3 light minutes or 380 times Earth's distance to the Moon .

  4. Encyclopedia of Earth - Wikipedia

    en.wikipedia.org/wiki/Encyclopedia_of_Earth

    The Encyclopedia of Earth (abbreviated EoE) is an electronic reference about the Earth, its natural environments, and their interaction with society.The Encyclopedia is described as a free, fully searchable collection of articles written by scholars, professionals, educators, and other approved [who?] experts, who collaborate and review each other's work.

  5. Internal structure of Earth - Wikipedia

    en.wikipedia.org/wiki/Internal_structure_of_Earth

    The internal structure of Earth are the layers of the Earth, excluding its atmosphere and hydrosphere. The structure consists of an outer silicate solid crust, a highly viscous asthenosphere, and solid mantle, a liquid outer core whose flow generates the Earth's magnetic field, and a solid inner core. Scientific understanding of the internal ...

  6. Earth Learning Idea - Wikipedia

    en.wikipedia.org/wiki/Earth_Learning_Idea

    Earth Learning Idea (ELI) provides free Earth -related teaching ideas, designed to be practical science and geography resources for secondary and primary teachers and teacher-trainers and trainees across the world. It is run on a voluntary basis by three teachers from the Earth Science Education Unit (ESEU).

  7. 25 Exciting Earth Day Activities for Kids - AOL

    www.aol.com/lifestyle/21-earth-day-activities...

    8. Power down and let mother nature be your guide. Nature-inspired outings are a great way to get kids to put down their tablets and turn their attention to mother Earth, and there are ...

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