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                                                          All materials presented are provided by NASA at
                             ce
                        cien                              http://nai.arc.nasa.gov/library/downloads/erg.pdf

                     h S he m
                                                                      (public domain for educational use)

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                                                                                     erg.pdf


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         e ssi dar Cla
       dr tan nce
     Ad S cie       Dorothy Canote
            eS
        Lif            Pam Close
                                 Hickman High School
                                    Columbia, MO




                                                                       Integration!!!
                  • What is life?                                               •   Life Science
                  • What does life require?                                     •   Earth Science
                  • Which planets and moons might                               •   Physics
                    be habitable?                                               •   Chemistry
                  • How do Earth’s extremophiles                                •   Inquiry
                    support the idea of                                         •   Math
                    extraterrestrial life?                                      •   Literacy
                  • What are the possibilities for life                             Language Arts
                    elsewhere in our solar system?




                                                              p. 59 = All Math and Science Standards Addressed   gles

                    STANDARDS

       • National Science Standards p. 59
             – Life Science
             – Earth and Space Science
             – Physical Science, Inquiry, Process
               skills, etc.
             – Math Standards




                                                                                                                        1
                                                   Earth has a composition and location
                                                   in the universe suitable to sustain life

                                                      • Explain how Earth’s environmental
                                                        characteristics and location in the universe
                                                        (e.g., atmosphere, temperature, orbital path,
                                                        magnetic field, mass-gravity, location in solar
                                                        system) provide a life-supporting environment.

                                                      • Compare the environmental characteristics and
                                                        location in the universe of Earth and other
                                                        celestial bodies (e.g., planets, moons) to
                                                        determine ability to support life.




                                                   Title Page




              WEB SITES                                              Workshop Activities
• Visit http://www.nai.arc.nasa.gov for further                       •   Overview of packet
  information on NASA’s Astrobiology Institute.
  File1                                                               •   One or two activities
• Visit http://www.astrobiology.arc.nasa.gov for                      •   Cross-
                                                                          Cross-curricular extensions
  further information on the science of
  astrobiology. file 2                                                •   Discussion/evaluation
• Visit http://astrobio.terc.edu/for more
  information on TERC’s yearlong astrobiology
  curriculum.File 3




  a


                                                            What does life need to live?
                                                                a




      What is Life?                     p. 5                                                                 p. 11


• Compare real and imitation, or                        • Understanding that Life Needs
  compare live and dead objects                           Water, Nutrients, and Energy
                                                                    – Grow organisms in one of 12 classroom
• Brainstorm ideas about what
                                                                      environments and identify common requirements
  defines life.                                                       (e.g., water, nutrients, and energy)
• Refine the definition by playing 20                   • Design a mission to identify
  Questions to identify an object or                      habitable places by searching for
  organism                                                water,nutrients, and energy
• Test the definition by comparing                      • The Math Connection
  “mystery” samples                                                 – Measuring Calories




                                                                                                                      2
     a




  What makes a world habitable?
                  Activity 1                      p. 23

•Assessing Planets As Candidates
 for Supporting Life
  – Examine Habitability Cards,
  – Discuss each planet and the six large                      Temperature
    moons in terms of water temperature,                       Atmosphere
    atmosphere, energy, and nutrients
                                                               Nutrients
  – Identify the top candidates for life in the
    solar system                                               Energy
• The Math Connection – Inverse Square                         Water
  Law




                 Temperature                                                 Water
   • -15 Celsius to 115 Celsius                           • Liquid water must be available at some
                                                            times.
                                                          • Cold planets must have internal heat to melt
                                                            the ice.




                                                                             Energy
                 Atmosphere                               • Light can be used for energy.
   • Essential for ultraviolet and meteorite                   (photosynthesis)
     protection                                           • Chemicals such as sulfur, iron and
   • Substantial atmosphere helps insulate and is           manganese compounds can also provide
     a source of bio-chemicals.                             energy.
   • Planets must have enough gravity to hold an              (chemosynthesis)
     atmosphere.




                                                                                                           3
                                                             What can life tolerate?
                                                        a




                 Nutrients                                            Activity 2            p. 37

                                                 • Identifying the Range of Terrestrial Life
• Chemicals must be present for raw                – Meet some extremophiles. What conditions do
                                                                 extremophiles
  materials.                                         they tolerate?
                                                   – Play a card game similar to Rummy. Students
• Plate tectonics or volcanic activity help          create a set by matching 1 each of …
  assure that chemicals are readily available.          • An extremophile,
                                                        • An extreme habitat on Earth
• Liquid water makes a powerful solvent.                • An extraterrestrial habitat that may be similar to an Earth habitat.


                                                   –  Assemble a crew of extremophiles and target
                                                     them to specific locations on a planet or moon
                                                   – Debate the ethics of sending Earth’s lifeforms
                                                     to other worlds




                                                        a




                                                       Is there life on other worlds?
                “Snottites”                       • Determining the Chances of Extraterrestrial
                                                                                                                   p. 49

                                                    Life
• Cave slime                                           – Discuss the question, “What is the
• Extremophiles found in caves                           chance that we are the only life in the
• Web link                                               universe?”
  http://www.nasa.gov/vision/universe/solars           – Determine what we need to know to
  ystem/cave_slime.html file 4                           predict the chances of extraterrestrial
                                                         life
                                                            • Make estimates for each Drake Equation
                                                              term and discuss the range of predictions in
                                                              the class
                                                  • The Math Connection – Estimation




 a                                                      a




        Math Connections                                                  Analysis
                                                       • How would you use these activities in
• Activity 2 - Measuring Calories                        your classroom(s)?
• Activity 3 - Inverse Square Law                      • Modifications?
• Activity 5 - Estimation




                                                                                                                                 4
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             Pam Close
             pclose@columbia.k12.mo.us


             Dorothy Canote
             dcanote@columbia.k12.mo.us




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