Changing Earth's Landforms

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What is a river?

Back

A river is a large, flowing body of water that usually empties into a sea or ocean.

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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 canyon?

Back

A canyon is a deep valley with steep sides, often carved by the erosion of a river.

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What is sediment?

Back

Sediment is small particles of rock, soil, and organic material that are transported by water, wind, or ice.

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What is a delta?

Back

A delta is a landform that forms at the mouth of a river, where it meets a body of water, and sediment is deposited.

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How do rivers change landforms?

Back

Rivers change landforms through erosion, sediment transport, and deposition as they flow over time.

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What is weathering?

Back

Weathering is the breaking down of rocks and minerals into smaller pieces by natural processes.

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What is the role of flooding in shaping landforms?

Back

Flooding can increase erosion and sediment deposition, leading to changes in landforms such as riverbanks and deltas.

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What is a sand dune?

Back

A sand dune is a hill of sand formed by the wind, often found in deserts or near beaches.

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What is the longest river in Florida?

Back

The longest river in Florida is the St. Johns River.