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How can a river move sideways without leaving its valley?

A meandering river can remove material from the outside of a bend while depositing it on the inside. Over time, those unequal changes can shift the channel across its floodplain.

3–5 min

Questions you could explore

  • How do erosion and deposition move the bend together?
  • Which local conditions could change the pattern?

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Earth and weather

Why is the sky blue, but a sunset often red?

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3–5 min

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2–3 min

How can lines on a map show a steep hill?

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Earth and weather

How can an earthquake alert arrive before strong shaking?

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4–5 min

How can an earthquake alert arrive before strong shaking?

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How can a river move sideways without leaving its valley? | Speech Topic | speaking.app