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What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water.

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What is a fossil?

Back

A fossil is the preserved remains or traces of a once-living organism, often found in sedimentary rock.

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How do living organisms reshape the Earth?

Back

Living organisms, like prairie dogs, can reshape the Earth by digging, burrowing, and creating habitats that alter the landscape.

Front

What is the significance of layers in sedimentary rock?

Back

Layers in sedimentary rock can indicate the relative ages of fossils, with the oldest layers at the bottom and the youngest at the top.

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What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth, including processes like evaporation, condensation, and precipitation.

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What is weathering?

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Weathering is the process of breaking down rocks and minerals into smaller pieces through natural forces like wind, water, and temperature changes.

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What is a sea wall?

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A sea wall is a structure built to protect the coast from erosion caused by waves and storm surges.

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What role does rainfall play in shaping the land?

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Rainfall can cause erosion and sediment transport, shaping the land by moving soil and rocks.

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What is a model in science?

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A model in science is a representation of an object or system that helps to explain and predict how it works.

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What does it mean for an environment to be extreme?

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An extreme environment is one that is harsh and difficult for living organisms to survive, such as very hot, cold, or dry conditions.