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Geo - Physical Earth

Small, irregularly shaped, planet-like objects. Found in the Asteroid Belt. Asteroids.
MAde of icy dust particles and frozen gases. Look like bright balls with long, feathery tails. Comets.
Pieces of space debris. When they hit Earth, they're called meteorites. Meteoroids.
Oceans, lakes, rivers, and other bodies of water. About 70% of Earth's surface is water. Hydrosphere.
The earth's crust. About 30% of Earth's surface is land. Lithosphere.
Layer of gases extending above the planets surface. The air we breath is part of this. Atmosphere.
The part of Earth that supports life. Life outside this exists only with the assistance of mechanical life-support systems. Biosphere.
A deep, narrow valley with steep sides. Canyon.
Land built up at the mouth of a river. Delta.
Flat or gently rolling land, usually not far above sea level. Plateau.
curved or pointed part of a coastline that sticks out into the water. Cape.
narrow piece of land connecting two larger pieces of land. Isthmus.
A small stream of water that flows through the land feeding into a river. Tributary.
Super-hot, solid. Made up of iron and nickel under enormous pressure. Inner layer of the Earth. Core.
Think layer of hot, dense rock. Middle layer of the Earth. Mantle.
Outer layer of the Earth. A rocky shell, forming the Earth's surface. Crust.
Theory that the continents were once joind and then slowly drifted apart. Continental Drift.
240 million years ago, the continents moved together to form one big continent called this. Pangaea.
All of the physical processes that create many of the Earth's physical features. Plate Techtonics.
This is when the heavier sea plate dives beneath the lighter continental plate. Subduction.
When sea plates pull apart. Spreading.
When layers of rock bend. Folding.
Cracks in the Earth's crust. Faults.
One of the most Earthquake-prone areas on the planet. Ring of Fire.
Created by: RMcNamara00