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is an evaluated flat surface.
Q:how are plateaus formed? approximately how high can they get?

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is a valley created when the proportion of the land between two faults drops down.
Q:how are valleys and rift valleys different or the same if u were to compare them to each other?

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is where a steep cliff is formed by erosion or faulting.
Q:how are the steep cliffs formed by erosion or faulting?

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this is the process where softer sedimentary rocks erode more quickly than the harder sedimentary rocks.
Q:how are the softer rocks able to erode quicker than the harder rocks?

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is the quality of a substance that doesn't allow any liquids or gases to pass through.
Q:what is this substance made of (that it does not allow other liquids or gasses to pass through)?

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bedrock is solid rock underneath the soil.
Q:how did bedrock form?

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lowlands are the areas of low elevations containing plains and hills.
Q: how are the lowlands formed?

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highlands are the areas of high elevation containing mountains and plateaus.
Q:how do the highlands form?

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shield is a large area of the Precambrian rock that forms the core of the continent.
Q:are all shields made of Precambrian rock?

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topography is the natural and human features on the landscape.
Q:are topographic maps somehow related to this term?

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meltwater is water resulting form the melting of glaciers (ice) and/or snow.
Q:why do they call this process meltwater instead of melting?

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drainage is the process whereby water is removed from an area by flowing out of depressions in the land such as lakes and rivers.
Q:how does drainage happen?

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landforms are the natural features on the earth's surface.
Q:how many different lifeforms are there?

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glaciers are slowly moving massed of ice.
Q:how big can glaciers get? why are the glaciers melting and what would happen if all of our glaciers melted?

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geoscience is a general term used to describe a wide range of specialized scientific fields within the broad areas of geology and resource management.
Q: how did they come up with the word geoscience?

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the Canadian shield is a large area of Precambrian rock that forms the core of Canada.
Q:how big is the Canadian shield? are any homes built upon the shield? what are the most valuable/used mineral found in the Canadian shield?

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glaciation is the state of being covered by glaciers or massive sheets of ice.
Q:how does glaciation allow the form of the land to change?

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sediments are the materials such as sand or gravel, that is deposited by wind or water.
Q:how did the wind and water deposit sediments?

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geologic time is the history of the earth's formation to the present. Earth's history is divided into several major time periods, called eras.
Q:why did they call this process geologic time instead of geologic eras?

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erosion is when the surface of the  earth wears away, followed by the movement to other materials that have worn away
Q:why doe the surface of the earth erode?

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convection currents are circular movements in a gas or a liquid created by uneven heat.
Q:how are convection currents created?

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plate tectonics are the earths outer shell that consists of moving continents of plates that move causing earthquakes, mountains, volcanoes, and the formation of the new crust.
Q:why do plate tectonics cause earthquakes, volcanoes, mountains, and the formation of the new crust?

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Pangaea is a super continent that existed about 300 million years ago. Pangaea included all of the earths land masses. Q:how did all the continents come together. how long did they stay as a super continent?

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about 300 million years ago, all the continents came together and formed a super continent named Pangaea. Alfred Wegener said that only the continents drifted according to his theory.
Q:how were the continents able to drift?

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a tsunami is a long, high sea wave caused by underwater earthquakes. Q:how are tsunamis formed? how are they able to do this much damage?