Name: ______Date: ______Period: ______

Unit 6 – Fresh Water Review

Answer in Complete Sentences

Due 2/14

Test Details

50 multiple choice questions (2 pts each)

35 point free response test (lots of critical thinking questions)

Test worth 135 points

15.1 The Water Cycle

  1. Agree or disagree: The Earth’s water budget is balanced.
  2. What is desalination?
  3. During the water cycle, plants release water into the atmosphere during ______.
  4. Review your Scientific Notation worksheet. Be able to convert numbers into their correct scientific notation.
  5. What are the 3 steps of the water cycle?
  6. What are the main factors that affect the local water budget?
  7. What is always happening to Earth’s water?

15.2 & 15.3 – Stream Erosion & Deposition

  1. Agree or disagree: A stream’s load, discharge, and speed will determine whether or not it eventually becomes a river.
  2. What is stream discharge?
  3. What is an alluvial fan?
  4. What is a delta?
  5. What is a watershed?
  6. What are 3 methods of direct flood control?
  7. What is stream load?
  8. What are the advantages and disadvantages of living on a floodplain?
  9. What is a floodplain?
  10. What is a tributary?
  11. When does a river system begin to form?
  12. How does a river’s velocity affect its erosive power? Make sure to use the terms stream load and stream discharge in your answer.

Ch. 16 – Groundwater

  1. What is groundwater?
  2. Agree or disagree: Wells and springs can supply a constant source of water to meet the needs of the immediate population.
  3. What is sorting? How does it affect porosity?
  4. Consider the ongoing formation of caverns around the world. What does this activity reveal about Earth?
  5. Agree or disagree: Pollution from Earth’s surface and air is a serious threat to the underground water supply.
  6. What are the characteristics of rock with low porosity?
  7. How are wells, springs, and artesian formations similar?
  8. Carbonic acid breaks down minerals in a process called ______.
  9. What are the 2 most important properties of aquifers?
  10. How are stalagmites and stalactites related?
  11. Explain how groundwater chemically weathers rock. Does chemical weathering have a positive or negative impact on consumers?
  12. What is hard water?
  13. What is karst topography? What are the 2 common features of karst topography?
  14. What is a recharge zone?
  15. What is an aquifer?
  16. What layer of an aquifer is completely filled with water?
  17. What is an artesian formation?
  18. What factors affect the flow of groundwater?
  19. What is a spring?
  20. What is the water table?
  21. What quality distinguishes an ordinary well from an artesian well?

17.1 Glaciers: Moving Ice

  1. What causes a glacier to move down slope?
  2. What is firn?
  3. How does a glacier increase in size?
  4. What is a continental glacier?

17.2 Glacial Erosion and Deposition

  1. Agree or disagree: The erosion caused by continental glaciers differs from the erosion caused by alpine glaciers.
  2. List all the features formed by glacial erosion.
  3. What 2 processes form glacial lakes?
  4. List all the features formed by glacial deposition.

17.3 Ice Ages

  1. Agree or disagree: During an ice age, glaciers are constantly moving.
  2. What probably triggers the beginning of an ice age?
  3. How do glacial and interglacial periods differ?
  4. What does the Milankovitch theory try to explain?
  5. According to the Milankovitch theory, what 3 factors affect the amount of solar energy that reaches Earth?
  6. Foraminifera shells provide evidence for the ______theory.
  7. When did Earth’s most recent ice age begin?
  8. Is Earth currently in an ice age? Glacial or interglacial period?
  9. What is basal slip?

Review Material from earthquakes and volcanoes

  1. What are the slowest moving, but potentially most damaging waves called?
  2. What is elastic rebound?
  3. How are lag time and distance from the epicenter related?
  4. What is volcanism?

Good Luck!!!