sci245_r6_Sedimentary_Rock_Worksheet - Sedimentary Rock...

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Sedimentary Rock Worksheet SCI/245 Version 6 1 Associate Level Material Sedimentary Rock Worksheet Use the following table to describe and distinguish between the effects of weathering and erosion. Each response must be at least 200 words. Effects of Weathering Effects of Erosion What are the Differences? Weathering happens when rocks are broken down into smaller pieces by the weather. The pieces start to break down, not move to another location. A large chunk of rock that may be hundreds of feet in legnth can be broken down into smaller pieces until they are many thousands of smaller rocks and start to become dirt. Water causes the weathered effect by freezing and thawing out as well as the checmical reactions that loosen the bonds that holds the rocks together. Weathering is most common when the rocks meet the atmosphere, but it can also extend downward a few thousand feet into the ground where there are cracks and microscopic holes that let the water to enter and weather the rocks. The microscopic holes are the small spaces that act like tiny little caves that let water enter them freely. In most cases the chemical effect can make the rocks become so weak that they can crumble away with the force of a single
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sci245_r6_Sedimentary_Rock_Worksheet - Sedimentary Rock...

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