54. What is a berm? 53. What term describes the bending of waves? 51.Beach sand
ID: 119341 • Letter: 5
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54. What is a berm?
53. What term describes the bending of waves?
51.Beach sand moves south to the equator where it forms atolls.
49.Do people live on barrier bars, baymouth bars or sand spits?
48. The West Coast of the US is tectonically moving up.
46. Waves tend to bend and wrap around headlands.
43. Most California beach sand comes is made of eroded rock chips washed down the rivers from the mountains.
40. The flat areas above most of California's scenic and rugged coastal cliffs are
39.Most California beach sand is light in color because the mafic minerals weathered away faster than the lighter colored sialic minerals, such as quartz.
37. In California there are many large, flat areas at the top of the sea cliffs. These large areas are flat because....
32.Wave refraction around a headland can create
31.New Orleans is on
30.Wave refraction around a headland can create
29.The East Coast of the US is a submerging coastline of drowned valleys.
28.If Padre Island is a chain of old sand dunes, why are they in the ocean?
27.There is no one maximum depth for desert blowouts. They vary in depth depending on conditions present at the location. What controls the depth of all blowouts?
26.The Basin and Range Province of the American southwest is known for the diversity of its arid region landforms.
25.Parabolic (blowout) dunes have the steep lee face on the inside of the dune's crescent (U) shape.
24.Most sand dunes move in the direction of the region's most dominant wind direction.
23.Desert pavement is usually made of pebbles and rocks.
22.Parabolic (blowout) dunes are created by strong onshore winds.
21.Desert pavement is generally made of cross-bedded ventifacts.
16.Star dunes are created in regions where the wind generally blows from the same direction year round.
14.Barchan dunes are created by strong onshore winds.
13.Most sand dunes are moving. Inch by inch. Day by day. Year by year.
10.Desert pavement is generally made of mud.
9.Barchan dunes have the steep lee face on the outside of the dune's crescent (U) shape.
8.Barchan dunes have the steep lee face on the inside of the dune's crescent (U) shape.
7.Only 10% of the The Sahara Desert is covered by sand dunes.
6.Dry and Semi-Arid regions cover roughly 45% of the world's landmass (above sea level).
5. Parabolic (blowout) dunes are created by strong offshore winds.
4.Desert pavement is generally made of sand.
2.The pyroclastic slopes of a cinder cone lie at their angle of repose.
1.Star dunes are created in regions with changing wind directions.
Flat-topped platforms of sand adjacent to dunes or cliffs W E A? GROIN B?Explanation / Answer
1 true
2. true
4. true
5.false (onshore winds)
6.false (30%)
7.true
8.true
9.false
10. true
13.true
14. false
16. false
17. the yellow arrow (Ripples and horns of this crescentic dune in Egypt indicate that the dune is moving right to left)
21. false
22. true
23. true
24. true
25. false
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