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leason 3,4
| Question | Answer |
|---|---|
| earths crust | is a thin layer of relatively cool rock that forms earths outer skin both on dry land and in the ocean |
| mantle | a layer underneath the crust a layer of very hot but mostly solid rock |
| core | below the mantle is the core earths outer core is made of molten metals such as iron and nickel that are almost as hot as the surface of the sun |
| tectonic plates | as the atmosphere moves it drags along large plates of lithosphere called |
| landfrorms | these collisions and seperation of plates result in |
| deposition | these climates charateristics in turn affect the rate of soil formation erosion and..... |
| evaporation | water moves from bodies of water and moist soil into the atmosphere by .... |
| transpiration | water also enters the atmosphere by...... the release of water vapor by plants through their leaves |
| precipitation | water returns from the atmosphere to earths surface as ..... such as rain or snow |
| condensation | precipitation occurs when water vapor undergoes ...... a change is state from a gas to a liquid |
| aquifers | some precipitation and surface water soaks down through soil and rock to recharge underground reservoirs or storage areas known as.... |
| groundwater | aquifers are layers of rock and soil that hold.... |
| law of conservation of matter | this principle is called the .... |
| nutrients | are matter that organisms require for their processes |
| biogeochemical cycles | nutrients circulate endlessly thought the environment in complex cycles called...... or nutrients cycles |
| primary producers | are organisms including plants and algae that produce their own food |
| photosynthesis | producers pull carbon dioxide out of their environment and combine it with water |
| consumers | are organisms mainly animals that must eat other organisms to obtain nutrients |
| decomposers | are organisms such as bacteria and fungi that breaks down wastes and dead organisms |
| cellular respiration | is the process by which organisms use oxygen to release the chemical reverse CO2 and water |
| eutrophication | the addition of phosphorus to bodies of water can lead to an overgrowth of producers (usually algae) in a process called..... |
| nitrogen fixation | is the conversation of nitrogen gas into ammonia |