gabylysm
gabylysm gabylysm
  • 14-12-2014
  • Physics
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do waterfalls and rapids occur where rivers meet and flow over hard rocks ?

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garyaustin1021
garyaustin1021 garyaustin1021
  • 14-12-2014
Waterfalls occur when there is a sudden drop. For example the land may be 40ft up, but then suddenly it drops to 10ft above sea level. Rapids occur when the water is running through a downhill slope with a bunch of rocks.
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