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investigation 1

Does water expand (takes up more space) or contract (takes up less space) when it freezes? Expands
Is an arch in the desert formed by wind, ice, or water? Wind
is a canyon formed by wind, ice, or water? Water
How are physical and chemical weathering similar? They both break rocks into smaller pieces.
How are physical and chemical weathering different? Chemical weathering produces new materials, physical weathering doesn’t.
When rocks are carried in a river, abrasion makes them _________ and __________. Smaller and smoother
What types of rocks are affected by acid rain? Limestone and marble
What causes rocks to be affected by acid rain? The calcite in the rocks has a chemical reaction with the acid rain.
How does freezing break rocks? Water gets into cracks and then it freezes. When it freezes, it expands and breaks the rock.
Created by: jadenpnoecker