Deposition Review

Name:______________________Period:______________________Date:_______________________Unit 4: Part 1 Surface Processes HW; Deposition Review

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1) density of the rock particles carried by the stream decreases

2) slope of the stream increases

3) discharge of the stream increases

4) velocity of the stream decreases

1. More deposition than erosion will take place in a streambed when the

2. The map below shows the top view of a meandering stream as it enters a lake.

1) Erosion is dominant at A and D, and deposition is dominant at B and C.

2) Erosion is dominant at B and C, and deposition is dominant at A and D.

3) Erosion is dominant at A and C, and deposition is dominant at B and D.

4) Erosion is dominant at B and D, and deposition is dominant at A and C.

At which points along the stream are erosion and deposition dominant?

1) erosion by the river

2) deposition within the river

3) large particles being carried by the river

4) dissolved material being picked up by the river

3. A decrease in a river's velocity will most likely result in more

1) sand ® pebbles ® cobbles ® boulders 2) silt ® sand ® pebbles ® cobbles

3) cobbles ® pebbles ® sand ® silt 4) silt ® pebbles ® sand ® cobbles

4. As water velocity of a stream increases from 25 to 225 centimeters per second, in which order willparticles of different sizes begin to move?


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Base your answer to the following question on the photograph below, which shows amountainous region cut by a large valley in its center.

5. What characteristic of this large valley supports the inference that glacial ice formed the valley?

6. The table below describes the deposits that an observer saw while walking downstream along a500 meter section of a streambed.

1) was constantly decreasing 2) was constantly increasing

3) decreased and then increased 4) remained the same

It could be inferred from the above data that the stream's velocity

1) The density of the ocean water is greater than the density of the river water.

2) The kinetic energy of the particles increases as the particles enter the ocean.

3) The velocity of the river water decreases as it enters the ocean.

4) The large particles have a greater surface area than the small particles.

7. Why do the particles carried by a river settle to the bottom as the river enters the ocean?


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1) conglomerate 2) sandstone 3) siltstone 4) shale

8. A river carrying pebbles, sand, silt, and clay flows into the ocean. The sediments are sorted bysize as they are deposited at different distances from shore. Which sedimentary rock will mostlikely form from the sediment deposited farthest from shore?

1) 100 cm/sec 2) 200 cm/sec 3) 300 cm/sec 4) 400 cm/sec

9. What is the minimum rate of flow at which a stream can maintain transport of boulders?

Base your answer to the following question on the Earth Science Reference Tables and thediagram below. The diagram shows air movements associated with cumulus cloud formation overa lake during a summer day. A, B, C, and D are reference points.

1) decrease as its volume decreases 2) decrease as its volume increases

3) increase as its volume decreases 4) increase as its volume increases

10. As the air rises past point C, the temperature of the air will


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11. The diagram below shows a stream profile before and after an earthquake. Points A and B arelocations along the streambed.

1) There is more deposition at point A and more erosion at point B.

2) There is more erosion at point A and more deposition at point B.

3) There is more deposition than erosion at points A and B.

4) There is more erosion than deposition at points A and B.

What is the probable relationship between erosion and deposition at points A and B after theearthquake?

1) 100 cm/sec 2) 200 cm/sec 3) 300 cm/sec 4) 500 cm/sec

12. What is the minimum water velocity needed in a stream to maintain the transportation of thesmallest boulder?

1) clay, only

2) pebbles, only

3) pebbles, sand, silt, and clay, only

4) boulders, cobbles, pebbles, sand, silt, and clay

13. A stream flowing at a velocity of 75 centimeters per second can transport

1) pebbles 2) sand 3) silt 4) clay

14. Which rock particles will remain suspended in water for the longest time?


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1) 2) 3) 4)

15. Which graph best shows the general relationship between stream velocity and the diameter ofparticles transported by a stream?

1) 2) 3) 4)

16. A sample of rounded quartz sediments of different particle sizes is dropped into a container ofwater. Which graph best shows the settling time for these particles?

1) clay 2) pebble 3) sand 4) boulder

17. The velocity of a stream is decreasing. As the velocity approaches zero, which size particle willmost likely remain in suspension?

1) 2)

3) 4)

18. Quartz particles of varying sizes are dropped at the same time into deep, calm water. Whichcross section best represents the settling pattern of these particles?

1) has more tributaries 2) has a wider streambed

3) flows down a steeper slope 4) travels over less resistant bedrock

19. Two streams, A and B, carry the same volume of water, but stream A has a greater velocity.The most likely cause of this greater velocity would be that stream A


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1) 2) 3) 4)

20. The four objects below are made of the same material and have the same mass. Which objectwill settle fastest in calm water?


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21. The map below shows the surface bedrock in an area of the southwestern United States thatformed from sediments deposited in a shallow sea that formerly existed in that area. Thesesediments were transported by a river that flowed into the sea.

1) 2)

3) 4)

In which diagram does the arrow best show the direction of flow of the river that deposited thesesediments and the point at which the river emptied into the sea?


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22. Diagram I below shows a laboratory setup for observing the settling pattern in water ofsediments composed of the same mineral. When the sediments in the container were pouredinto the tube of water, they settled to the bottom in the pattern shown in diagram II below.[Diagram II is enlarged to show the sedimentary particles.]

1) particle shape 2) particle size

3) particle composition 4) particle density

Which characteristic of the sedimentary particles most likely caused the pattern of depositionshown in diagram II?

23. A stream entering a lake deposits sediments on the lake bottom in the pattern shown on the mapbelow.

1) northeast (NE) 2) northwest (NW)

3) southeast (SE) 4) southwest (SW)

Which corner of the map is nearest to the point where the stream flows into the lake?


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24. The diagram below shows four identical columns containing the same amount of water. Fourdifferent-sized spherical particles, made of the same uniform material, are dropped into thecolumns and settle to the bottom.

1) 2)

3) 4)

Which graph best shows the relative settling times of the four particles?

25. The four particles shown in the table below are of equal volume and are dropped into a columnfilled with water.

1) A 2) B 3) C 4) D

Which particle would usually settle most rapidly?


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26. The table below shows the density of four mineral samples.

1) cinnabar 2) magnetite 3) quartz 4) siderite

If the shape and size of the four mineral samples are the same, which mineral will settle most slowly in water?

Base your answer to the following question on the map below, which shows the drainage basin ofthe Mississippi River system. Several rivers that flow into the Mississippi River are labeled. Thearrow at location X shows where the Mississippi River enters the Gulf of Mexico.

1) angular fragments arranged as mixtures

2) rock particles arranged in sorted beds

3) rocks with parallel scratches and grooves

4) high-density minerals with hexagonal crystals

27. Sediments deposited at location X by the Missisippi River most likely have whichcharacteristics?


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Base your answer to the following question on the diagram below, which shows a clear plastictube contain ing water and a beaker containing a mixture of rounded quartz grains of differentsizes.

28. The side-view diagram above shows the same mixture and amount of rounded quartz grainsbeing poured all at once into a moving stream with a depth of 3 meters. Describe the generallocation of the 2-mm-diameter rounded quartz grains compared to the 4-mm-diameter roundedquartz grains as they are transported and deposited downstream.

Earth Science

Name _________________ Class _________________ Date _________

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Deposition Review