Radience

Changing Earth's Surface

Science

Watch Lesson: Changing Earth's Surface

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the central part of the Earth, below the mantle
Watch core Simple Definition
the thin rocky outer layer of Earth, above the mantle
Watch crust Simple Definition
the process of dropping sediment by water or wind
Watch deposition Simple Definition
a sudden shaking of rock in the Earth's crust
Watch earthquake Simple Definition
the point directly above the focus of an earthquake, on Earth’s surface
Watch epicenter Simple Definition
the process in which rock is worn away and transported by water, wind or ice
Watch erosion Simple Definition
a break in Earth's crust along which rocks move
Watch fault Simple Definition
a large mass of slow moving ice and snow
Watch glacier Simple Definition
decayed plant and animal matter in soil
Watch humus Simple Definition
a natural land feature, like valleys, hills or plains
Watch landform Simple Definition
the sudden movement of loose rock and soil down a slope
Watch landslide Simple Definition
molten rock that reaches the Earth's surface
Watch lava Simple Definition
molten rock beneath the Earth's surface
Watch magma Simple Definition
the layer of rock between Earth's crust and core
Watch mantle Simple Definition
a ridge of rock debris deposited by a glacier
Watch moraine Simple Definition
a soil layer different from the layers above and below it, in particle size or pH
Watch soil horizon Simple Definition
a cross section of soil that shows the different layers (horizons)
Watch soil profile Simple Definition
the upper layer of soil where plants grow
Watch topsoil Simple Definition
a mountain through which lava flows to Earth’s surface
Watch volcano Simple Definition
the processes which break down rocks
Watch weathering Simple Definition

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