Which of the Following Statements About Sand Dunes Is False

question 47

Multiple Choice

Which of the following statements about sand dunes is false?

• A)Grains migrate up the dune slope by saltation.
• B)Dunes migrate downwind.
• C)Cross-bedding is preserved during dune movement.
• D)All sand dunes are made of quartz grains.

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Definitions:

Steps

A sequence of actions or methodical process to accomplish an end.

Organic Product

A compound or substance that contains carbon atoms bonded to hydrogen or other elements, primarily produced by living organisms but also synthesized in laboratories.

Reaction

A process in which substances interact to form new substances with different properties.

Transformation

The process of changing the structure or properties of a molecule, often used in context with chemical transformations.