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science test

unit test

QuestionAnswer
What causes granite to break down? Exposure to plant acid causes granite to break down.
What can result from rock abrasion? They become more round or smooth and change size.
What happens to a rock when it is weathered? It is broken down into smaller pieces.
What are the 5 causes of physical weathering? 1. Temperature change 2. Pressure change 3. Animal Action 4. Wind, Water, and Gravity 5. Plant Growth
What are the 4 causes of chemical weathering? 1. Reactions with oxygen 2. Reactions with acid precipitation 3. Reactions with acids in groundwater 4. Reactions with acids in living things
What is abrasion? The
Created by: alexismoore
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