Question

What internal sedimentary evidence shows that sand dunes migrate across the land? 

    What internal sedimentary evidence shows that sand dunes migrate across the land?
The Blue Planet: An Introduction to Earth System Science
The Blue Planet: An Introduction to Earth System Science
Brian J. Skinner,… 1st Edition
Chapter 11, Problem 9 ↓

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Cross-bedding is a characteristic feature of sand dunes and is formed as the dunes migrate across the land. It is visible as inclined layers within the rock, indicating the direction of dune migration.  Show more…

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What internal sedimentary evidence shows that sand dunes migrate across the land?
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