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Sand Dunes
Sand Dunes
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StudBud Administration
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A #ancient egypt to explain about #sand dunes for #grade7
Flashcards
9 cards
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Practice quiz
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Questions
9
Answers
1
What type of dune has long and straight forms?
Linear dunes
Dome dunes
Transverse dunes
Star dunes
2
What are the two surfaces of a sand dune called?
frontside and backside
slipface and backslope
windward and leeward
3
What are the features of a star dune?
Arms that embrace slip
Sharply crested, roughly saber-shaped forms
Circular or oval shaped mounds
Central pyramid mounds
4
What dune has sharply crested and rough saber-shaped forms?
Transverse dune
Linear dune
Dome dune
Cresent dune
5
Which two countries do sand dunes primarily lay?
Algeria and Libya
Northern lands
Assyrian and Lydia
6
How are sand dunes created or formed?
wind and gravity
erosion
water
bulldozers
7
Which dunes have ¨arms¨ that point downwind to embrace the slipface
Linear dunes
Transverse dunes
Dome dunes
Cresent dunes
8
What percentage of land do sand dunes cover?
12%
56%
69%
15%
9
What dune has a circular or
DOMED
shape?
Star dunes
Dome dunes
Cresent dunes
Linear dunes
