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Either it's still a river or it's a dried river. Plus, any river has probably not been around for more than 10,000 years.
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∙ 12y ago
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How long does it take a rock to turn into sand?
Depends on what forces the rock is subjected to- wind, rain, river currents, pebbles tumbling over it, etc. It may take thousands of years- or 15 seconds in a crushing mill.
When lighting hits sand does it turn it green?
There are different kinds of sand which produce different kinds of glass when melted, but sand can certainly produce a green glass when melted by lightning.
How can waves turn rock to sand?
Over time the rock weathers.
When sand clay or silt gradually turn into stone what do we call them?
Sedimentary
How does carbon leave the hydrosphere?
Over time (millions of years) the sediments that later turn into limestone rise and are exposed as dry land. The carbons are finally returned to the atmosphere by weathering and soil erosion.
Can dirt and sand turn into rock?
If put under tremendous pressure for millions of years - which is what happened to slate and sandstone.
What would happen if a dinosaur died near a river?
If it died near a river, the bones might end up in the river by the water. The sand and waves will smooth out the dinosaurs' bones. In hundreds of years... The bones will turn into sand.
How long does it take a bone to turn hard as rock?
Millions and millions of years.
How do trees turn into stone after millions of years?
mjubyyhujik
How do you turn into stone?
By being petrified over millions of years.
Would it take more wave energy to deposit the sand or the rocks on the beach?
Sand. It takes thousands of years for a rock to turn into sand.
What is a miandering river?
A miandering river, I would say, is one that bends or 'mianders'. A miander is a turn in a river where you sometimes find a small sand back, this is because as a part in the river turns, the water slows down and leaves behind rocks, pebbles, sand, dirt..etc that it was carrying.
When plants and animals die and?
after millions of years they turn in to fossils flues/ oil ,and gas
When plant and animals die and?
after millions of years they turn in to fossils flues/ oil ,and gas
Can sand turn into glass?
Yes sand can turn into glass
How does waves turn rock into to sand?
they don't turn rocks into sand
What causes the river to turn yellow?
It could be industrial pollution. Or it could be that the river is cloudy with a mixture of yellow sand and silt washed down after heavy rains further up stream.
