About an Hour and 20 mins
Answer:
you can heat gas in a very high temperture
Star dunes are mountains that can form in areas with relatively sparse sand and ever-changing winds.
<h3 /><h3>Where is the star dune easiest to find?</h3>
They are easily found in deserts, and will be formed with the transport of sediment by changing the direction of strong winds.
Therefore, the dunes are ecosystems formed by fine grains of sand from the action of the winds, forming mountains and hills of different shapes.
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3 things include a earthquake, a volcano eruption or a earthquake and tsunami. Hope this helps.
The transport of material due to gravity.
