Earth structure, rock formation, weathering, and erosion.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the outermost layer of Earth called?
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The crust
- What is the layer of Earth beneath the crust?
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The mantle
- Which layer of Earth's interior is mostly liquid metal?
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The outer core
- Which layer of Earth's interior is solid despite extreme heat?
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The inner core
- What type of rock forms when molten lava or magma cools?
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Igneous rock
- What type of rock forms from layers of sediment pressed and cemented together?
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Sedimentary rock
- What type of rock forms when heat and pressure change existing rock?
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Metamorphic rock
- Granite is an example of what type of rock?
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Igneous rock
- Limestone is an example of what type of rock?
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Sedimentary rock
- Slate is an example of what type of rock?
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Metamorphic rock
- What is the process of rock breaking down into smaller pieces?
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Weathering
- When ice freezes in cracks in rock and pushes it apart, what type of weathering is this?
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Mechanical weathering
- What happens when rainwater dissolves rock?
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Chemical weathering
- When plant roots grow through rock and crack it, what type of weathering is this?
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Biological weathering
- What is the movement and carrying away of weathered rock and soil?
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Erosion