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Week 5 Vocabulary. Erosion . The slow movement of weathered rock and soil from one place to another caused by water, wind, gravity, or glaciers. Faulting. A fracture in the continuity of a rock formation caused by a shifting or dislodging of the Earth’s crust. Fossil .
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Erosion • The slow movement of weathered rock and soil from one place to another caused by water, wind, gravity, or glaciers
Faulting • A fracture in the continuity of a rock formation caused by a shifting or dislodging of the Earth’s crust
Fossil • Imprinted remains of a plant or animal in sedimentary rock that give us clues to the Earth’s past
Geological Time • The history of the Earth as determined by radioactive dating, rock sequences, and fossils
Gravity • Force of attraction that keeps planets in orbit and our feet on the ground • Mass and distance determine the force of gravity
Lithosphere • Thin outer shell of Earth consisting of the crust and the rigid upper mantle
Lithospheric Plates • Separate pieces of the lithosphere that move very slowly due to the motion of the mantle
Mantle • Layer of rock below the Earth’s crust
Moon Phases • Repeating pattern of the different moon shapes you see due to the moon’s movement around the Earth
Rotation • Spinning of the Earth on its axis