Unit 1: Hawaii Volcanoes National Park

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Asthenosphere

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A layer of Earth's mantle, below the lithosphere, that is semi-fluid and allows the movement of tectonic plates.

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Continental

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Relating to continents or landmasses, especially Earth's continents.

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Convection

Back

The process by which heat is transferred in a fluid (liquid or gas), leading to the movement of tectonic plates and atmospheric currents.

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Core (inner and outer)

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The innermost layer of Earth, consisting of a solid inner core and a liquid outer core made primarily of iron and nickel.

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Crust

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The thin outermost layer of Earth, made of solid rock, which forms the continents and ocean floors.

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Dynamic equilibrium

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A state of balance within Earth's systems where changes in one part of the system lead to adjustments in others, but the overall system remains balanced.

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Earth's systems

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The interacting components of Earth, including the atmosphere, hydrosphere, biosphere, and geosphere.

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Ecosystem

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A community of living organisms and their physical environment, interacting as a system.

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Influence

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The capacity of one system or process to have an effect on another, such as how Earth's atmosphere influences weather patterns.

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Interconnected

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The idea that all components of Earth's systems are linked, meaning changes in one system can affect others.