Condor Videos: Characteristics of Alluvial Fans Part E·Investigating the Badwate

Question

Condor Videos: Characteristics of Alluvial Fans Part E·Investigating the Badwater Basin The Badwater Fan is one of many alluvial fans present in Death Valley, California. The photos surface to the fine-grained basin center. At this location, the basin below show the abrupt transition from the gravelly fan left behind as center is occupied by a large salt flat, produced from dissolved materials The first photo is looking down the alluv fa second photo is looking at the long prof of the fan outlined in yellow. n toward the salt fiat occupying the center of the basin. Notice the range of grain sizes on the fan surface. The Read the statements belowa e whether each of them is true or false about the the Badwater Fan and its surrounding areas. View looking WNW Salt flat in the basin center Toe of fan

Explanation / Answer

True:

1.the toe of the fan can be seen in both the photos. in first photo in image it is mentioned and in second photo sharp edge of yellow colour outline shows fan toe.

2.the second photo shows the cross section of the fan outlined in yellow.

False:

1.The second photo shows the long profile of the fan. it is cross profile.

2. the basin center and alluvial fan both made up of fine grain sediments. basin center has evaporites and alluvial fan has sediments ranging from coarse gravel to fine sediments.

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