Water Objective Sheet Name ______
Date ______Period ______
Answer the following questions on your own paper. These will be your study guide for the unit test and the semester final. They will be turned in on the day of the unit test for a daily double grade.
1. How much of the planet’s water is available for human consumption? In what forms is the rest of the water supply?
2. Explain why Buffalo Bayou is called fresh water.
3. Define watershed, tributaries, floodplain, river source, river mouth. Know which direction is upstream and which is downstream. On any map, be able to locate all these parts of a watershed.
4. Name your watershed. Name the course rain water takes when it rains on WHS, all the way from the high school to the Gulf of Mexico.
5. Identify the main users of water in Texas.
6. Describe the problem Lake Houston is having because of new development upstream.
7. What is an aquifer? How is a recharge zone related to an aquifer?
8. What happens when a recharge zone is covered in pavement?
9. What causes flooding in Houston?
10. Where does Houston’s drinking water come from?
11. How are subsidence and overdraft related? Name the aquifer under Houston and explain why it is not being used any more.
12. Where are the Edwards aquifer and the Ogallala aquifer? Explain why each of these is suffering from overdraft.
13. Describe the tradeoffs between using surface water and ground water.
14. How is your drinking water purified? Identify and describe all the steps.
15. Label a diagram of the water cycle. Understand all the processes and locations in the cycle.
16. How is climate change altering the water cycle?
17. Describe five ways to increase the supply of water available for human consumption and explain the tradeoffs (benefits and drawbacks) of each.
18. Describe the three ways to desalinate salt water. Explain which one is used most often and why.
19. What is the difference between water conservation behaviors and water conservation fixtures? Give several examples of each.
20. Describe grey water reuse and its tradeoffs. Give examples of where grey water is being used in Texas.
21. Describe how a sewage treatment plant works. (There are 6 steps)
22. What is a pathogen? Give examples of diseases caused by pathogens.
23. What is the difference between point and non-point sources of pollution? Give examples of each kind. Which kind is harder to clean up and why?
24. What is the difference between storm drains in the street and the drains that carry water from your sink?
25. What kinds of materials commonly get washed down storm drains that shouldn’t go down them?
26. What is the difference between the words “pollutant”, “cause” and “effect”?
27. Describe artificial eutrophication and its cause.
28. Describe the causes and effects of the Dead Zone in the Gulf of Mexico.
29. What is dissolved oxygen (DO) and why is it important for aquatic life? (DO)
30. How does DO get into water?
31. What pollutants lower DO?
32. What pollution sources are found in the Houston Ship Channel? Why types of pollutants would each create?
33. What are some of the tradeoffs (benefits and drawbacks) of drinking bottled water?
Mon Feb 10 / Tues Feb 11Water intro – Growth and danger in the river
HW – Answer obj #1-6 / Wed Feb 12/Th Feb 13
Stamp Obj #1-6
Quiz – Label a watershed map
Notes – Houston’s water sources
Activity – build a water filter
HW – Obj #7-14 / Fri Feb 14
Stamp Obj #7-14
Analysis – 5 ways to increase water supply
Review – the water cycle
End of 4th six weeks
Monday Feb 17
Notes: Point/nonpoint sources and Sewage treatment
HW – Obj #15-23 / Tuesday Feb 18
Stamp Obj #15-23
Eutrophication and Dissolved Oxygen
HW – Obj #24-31 / Wed Feb 19 – Early dismissal (Pds 2,4,6)
Thursday Feb 20 (pds 1,3,5,7)
Stamp Obj #24-31
Quiz – Obj #21-31
LAB – Water quality on Buffalo Bayou (get lab sheet, make hypothesis, practice water quality tests with tap water) / Friday Feb 21
Movie – Tapped! The tradeoffs of drinking bottled water.
Worksheet due end of period.
Mon Feb 24
LAB – Run water quality tests on Buffalo Bayou water / Tuesday Feb 25
Quiz – Water quality tests
Project assigned: Ship Channel poster project / Wed Feb 26 /Thursday Feb 27th
FIELD TRIP!!!! J J J / Friday Feb 28th
Debrief Field trip – complete Lab write up MAJOR GRADE
Monday March 3
Project work day / Tuesday March 4
Review day
HW – make sure all objectives are complete! Study! / TEST - Water Supply
All objectives due!