<p>1. The Earth system consists of the sun and five main spheres:</p><p>____Atmosphere______</p><p>____Biosphere______</p><p>____Exosphere______</p><p>____Hydrosphere_____</p><p>____Lithosphere/Geosphere______</p><p>2. The sphere that contains humans is the __Biosphere______.</p><p>3. Give one example of how humans affect the hydrosphere. Then explain how this change impacts society. Humans build dams - the dams create places for recreation, create clean energy, protect humans from flooding </p><p>4. In the space below, identify the five main parts of the Earth System, the source(s) of energy, and at least one interaction between each of the spheres. 5. ___ Which sphere of the Earth system includes trees, grasses, and squirrels? A atmosphere B biosphere C geosphere D hydrosphere</p><p>6. ___ Which is a main source of energy that drives the Earth system? A energy of moving water B oil from inside earth C gases in the atmosphere D heat from the sun</p><p>7. ___ The rocks that make up Earth are part of which sphere? A atmosphere B biosphere C geosphere D hydrosphere</p><p>Fill in the blank to complete each statement.</p><p>8. The Earth ___SYSTEM_____ is a group of parts that include air, water, land, and life.</p><p>9. One example of how the hydrosphere interacts with the __GEOSPHERE___ is when waves hit rocks.</p><p>10.The __ATMOSPHERE__ includes gases like nitrogen and oxygen, as well as dust, rain, and cloud droplets.</p><p>11.Heat flowing out of Earth as it cools is one form of ___ENERGY___ that drives the Earth system.</p><p>12.The hydrosphere contains all of Earth’s ___WATER___.</p>