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Gr. 7- Planet Earth: 2.3 The Rock Cycle

Last updated about 5 years ago

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1.

In order for weathering to occur, rocks need to be exposed to air and water. Name and describe "three" natural occurrences from our readings that expose rocks to the elements.

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2.

Rocks can be altered so much that they change classifications (igneous, sedimentary, or metamorphic). This is called the Rock Cycle. How does this happen?

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3.

The rocks that make up Alberta were laid down in layers over hundreds of millions of years ago. What is the name given to the oldest layer of rocks? Provide a brief description of this layer.

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4.

Eighty-seven percent of Alberta’s landscape lies over the Interior Plain. What is the "Interior Plain"?

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5.

In the video above, the geologist talks about "Zircon Crystals". What are they?