Exam 3 Flashcards Preview

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Flashcards in Exam 3 Deck (9)
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1
Q

Suspended Load (sediment transport)

A

Fine-grained (clay and silt) transported in suspension due to turbulence

2
Q

Bed/Traction Load (sediment transport)

A

Coarse-grained (sand+gravel) transported on bottom of stream bed via rolling/sliding

3
Q

Saltation (sediment transport)

A

Sand transported by jumps between bed load and suspended load

4
Q

Stream Competence

A

Measure of maximum particle size of sediment a stream can transport

5
Q

Meandering Stream

A

Single channel with a sinuous pattern (most common)

6
Q

Braided Streams

A

Interlacing network of channels (uncommon)

7
Q

River valleys are built by 2 processes?

A

Lateral and vertical accretion

8
Q

Base Level

A

The elevation where a stream ends by entering a large body of water

9
Q

Alluvial Fans

A

Accumulations of sediments where streams widen and slow down at base of mountain