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Summary Intro to microbes what they are where found how affect humans.

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Presentation on theme: "Summary Intro to microbes what they are where found how affect humans."— Presentation transcript:

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3 Summary Intro to microbes what they are where found how affect humans

4 Key Concepts Definition of a microbe Differences between beneficial and harmful microalgae Balance vs imbalance Patterns occur between organisms and their resources

5 Procedure Lead in discussion about algae Game explanation (guided imagery)

6 Procedure Scene 1: Balance Scene 2: Change Scene 3: Beginning of Bloom Scene 4: Imbalance

7 Assessment Performance Reflection Written

8 Food Web Additional Resources

9 (Dyhrman 2008)

10 Additional Resources (Dyhrman 2008)

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12 Big Idea Resource availability and abiotic factors affect algae growth Variables that affect conditions for algae growth and development

13 4 th and 5 th Grade Objectives To conceptualize and understanding of the different variables that affect microbial algae. Investigate the counterintuitive nature of ocean temperature and algae growth.

14 Summary Students will analyze near real time data that reflects algae concentrations and conditions that might foster that development Students will be able to predict algae development given a set of environmental conditions

15 Sea Surface Temp July 2007

16 Chlorophyll Data July 2007

17 DEFINITION: Bring in cold nutrient rich water pushed by wind into warmer coastal areas, as opposed to nutrient run-off. (film on upwelling-WHOI) VIDEO upwelling videoupwelling video Introduce Upwelling

18 Mississippi River Watershed

19 Mississippi River Delta run-off

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21 Assessment Predict if an algae bloom is likely given a series of conditions. Using satellite pictures of different months (SST/Chlorophyll) as a group activity, students will decide if conditions are right for an algae bloom (stand up if yes, remain seated if no). Give students individual satellite pictures to analyze in terms of conditions for blooms or situation possibilities.

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23 Standards The Number of organisms an ecosystem can support depends on resources available and abiotic factors (National) Most life in the ocean exists as microbes (ocean lit) Ocean habitats are defined by environmental factors (ocean lit)

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25 Web Activities and Resources phytoplankton information Harmful Algae : Red Tide OceanLink | Biodviersity - Ask a Marine Scientist C-MORE | Center for Microbial Oceanography: Research and EducationC-MORE | Center for Microbial Oceanography: Research and Education OceanColor Home Page C-MORE | Center for Microbial Oceanography algae blooms and phytoplankton Ask a Marine Scientist Harmful Algae : Red Tide WaterPollution (article on Gulf of Mexico)WaterPollution Microbe Personality Quiz planetquest.jpl.nasa.gov/AlienSafari

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27 Middle Grades Objectives Students will have a basic understanding of marine microbes Students will be able to describe some factors affecting populations of marine microbes Students will be able to interpret data to draw conclusions about marine microbe populations Students will be able to formulate predictions about future events Materials Internet access MS Excel (or similar graphing software)

28 Selection of Variables to Graph

29 More Choices for Graphing

30 Example of Data Extraction using Chlorophyll a

31 Creating an Excel Graph from Tabular Data

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34 HOT-DOGS Chlorophyll-a Graph

35 Other Variables using HOT-DOGS graphs

36 More Graphs!!

37 Assessment Participation in group assignment and whole-group discussion graded based on participation rubric Graph accuracy based on rubric Clear justification of student conclusion in written summary

38 And all the participants and organizers!!


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