Sand Dunes

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A sand dune is only able to form when which two things are present?
strong on-shore winds, obstacles to limit sand movement
1 of 8
What is the correct order a sand dune is formed in (from coast in inland)
embryo dune, yellow dune, fixed grey dune
2 of 8
What are the conditions for an embryo dune?
Dry
3 of 8
What height can a yellow dune reach up to?
5 metres
4 of 8
What species of plant are found in grey fixed dunes?
thistle, bramble, bracken
5 of 8
What is the cause of the coloring of yellow sand dunes?
Lack of humus
6 of 8
In embryo dunes, how do plants adapt to the conditions?
Developing long routes and thorny leaves
7 of 8
What are blowouts evidence for?
over use by humans
8 of 8

Other cards in this set

Card 2

Front

What is the correct order a sand dune is formed in (from coast in inland)

Back

embryo dune, yellow dune, fixed grey dune

Card 3

Front

What are the conditions for an embryo dune?

Back

Preview of the front of card 3

Card 4

Front

What height can a yellow dune reach up to?

Back

Preview of the front of card 4

Card 5

Front

What species of plant are found in grey fixed dunes?

Back

Preview of the front of card 5
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