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Card 6

Front

When sand is deposited down the lee slope by gravity.

Back

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Card 7

Front

The steepest angle at which a pile of unconsolidated sediment is stable is known as the angle of .............. .

Back

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Card 8

Front

The steep avalanche face on a barchan dune.

Back

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Card 9

Front

The shallower sloping side of a barchan dune.

Back

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Card 10

Front

In a barchan dune, the long extended parts which move with wind direction are the .......... .

Back

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Card 11

Front

Which type of dune comprises joined up barchans?

Back

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Card 12

Front

Which type of dune features vegetated horns often?

Back

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Card 13

Front

which type of dune forms under a bimodal wind regime?

Back

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Card 14

Front

A star dune forms under which type of wind regime?

Back

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Card 15

Front

Which type of dune forms around vegetation?

Back

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