Gr. 7- Planet Earth: 2.3 The Rock Cycle

Last updated over 4 years ago
5 questions
6

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.

4

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

4

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.

4

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

3

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