Some of it has to do with the hardness of the rock. Sand is normally white or tan because silica is very hard and isn’t broken down easily. Black sands or green sands made of olivine are rare because olivine is softer and the sand gets broken down faster or swept away.
Wind speed.
Ice wedging. In areas without snow, it take longer to break down than areas where water gets frozen in cracks and expands as it cools, breaking up rocks.
3.5-4.5 days
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Answer:
1.c
2.b
Explanation:
i think but i do know know for sure
Answer:
a. 9:00 pm to midnight.
That is the point in Mars' orbit when it comes closest to Earth, this time at about 38.6 million miles (62.07 million kilometers) from our planet. Mars was visible for much of the night in the southern sky and at its highest point at about midnight.
The answer is : hot mantle plums
Most intraplate volcanic activity occurs where hot mantle plums, which is why the intraplate volcanic activity is often described as the Hot Spot of the volcanoes
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