Biosphere: trees, humans, insects, bacteria, amoebas, Hydrosphere: glaciers, lakes, rivers, the ocean, groundwater, Geosphere: rocks, mountains, sand, minerals, hills, Atmosphere: water vapor, gases, weather occurs, clouds, dust particles,

Earth's spheres

द्वारा

लीडरबोर्ड

दृश्य शैली

विकल्प

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