Earth systems

The Earth as a System? Studying the planet as a whole is complicated. To do this, it is divided into 4 spheres: Hydrosphere, Geosphere, Biosphere and Atmosphere.

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Scripted lesson plans, PowerPoints for each lesson, nonfiction books, activities, anchor charts, assessments, and science investigations.

The outer core of the Earth, about two-thirds of the way to the center, is molten iron. Deeper yet, at the inner core, the pressure is so great -- 3.5 million times surface press ure -- that iron solidifies, even though the temperature is believed to exceed 11,000 degrees Fahrenheit, hotter than the surface of the surface of the Sun.

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Free printable layers of the earth diagram, worksheets, label worksheet, hands-on activities, nomenclature cards, and more! Free science worksheets, games, and printables.

9 fun ideas listed in the blog post including creating this anchor chart with your class - they love drawing it in their Science Journals and helps them understand the W.E.D. process.