Sediment Sorting Question Preview (ID: 28009)


Test And Review Your Knowledge About The Sediments In The Earth's Crust. TEACHERS: click here for quick copy question ID numbers.

What happens to angular sediments the longer they remain in a stream?
a) The sediments become subrounded then rounded.
b) The sediments stay angular
c) The mineral composition changes as it dissolves in water.
d) The sediments immediately become rounded out and smooth.

Which grain is largest?
a) pebble
b) cobble
c) sand
d) silt

Larger sized sediments and particles
a) are closer to the water source and stream flow
b) are further away from the water source and stream flow
c) are in the middle of the stream flow
d) are on the banks of the stream flow

Smaller sized sediments and particles
a) are closer to the water source and stream flow
b) are further away from the water source and stream flow
c) are in the middle of the stream flow
d) are on the banks of the stream flow

Sediments sort in a stream based on
a) location in the river
b) weight
c) roundness
d) density, size, and location

The change from an angular shaped rock to a rounded rock takes
a) a day or two
b) a week
c) weeks, months, years
d) a thousand years

A pebble is rolling down a river, it stops moving when
a) the river's movement is slower
b) ther river's movement is faster
c) the river is wider
d) the river is frozen

When a river curves into a meander, where is the water moving the fastest?
a) the large outside curve
b) the middle and the large outside curve
c) the middle and the small inside curve
d) the small inside curve

When a river curves into a meander, where is the water moving the slowest?
a) the large outside curve
b) the middle and the large outside curve
c) the middle and the small inside curve
d) the small inside curve

Which particle will most likely settle to the bottom first as the movementof this stream decreases?
a) Density = 3.8 g/mL
b) Density = 1.8 g/mL
c) Density = 0.8 g/mL
d) Density = 2.8 g/mL

Streams carry away the sediment located
a) at the outer bends of meanders
b) at the inner bends of meanders
c) at deltas
d) when they deposit sediment

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