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waterfalls
Nota:
- dh
- Waterfalls form where river flows over an
area of hard rock followed by an area of
softer rock
- the softer rock is eroded more than the hard
rock creating a step in the river
- as times pass by more soft rock are
eroded end eventually create a
waterfall
- as times pass by more soft rock are
eroded end eventually create a
waterfall
- the softer rock is eroded more than the hard
rock creating a step in the river
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