Targeted Outreach Modules The USM Chemistry Club Takes Aim by bzs14448


									         Targeted Outreach Modules: The USM Chemistry Club
            Takes Aim at the Maine State Learning Results
            Trevor Bozeman1, Shaun Cote1, Emily Fitch1, James Ford1, Lucille Benedict1, Caryn
                                   Prudente 1 and David Crockett2
                                                             1Department                of Chemistry, University of Southern Maine, Portland ME 04103
                                                                                       2Chemistry, Poland High School, Poland ME 04272
Abstract                                                                                                                                                                                                                                     The Chemistry Club offers a great
The chemistry club at the University of                                                                                                                                                                                                      deal of flexibility. Shows can be
Southern Maine has developed short                                                                                                                                                                                                           performed at USM (often combined
sequences of demonstrations and                                                                                                                                                                                                              with a planetarium show) or on
narratives targeted at specific learning                                                                                                                                                                                                     location at a participating school.
outcomes of the Maine State Learning                                                                                                                                                                                                         We usually do generic shows
Results. These 5-15 minute modules are                                                                                                                                                                                                       targeted to grade level, but are
designed to be incorporated into the                                                                                                                                                                                                         happy to work with teachers to
Chemistry Club’s outreach activities to                                                                                                                                                                                                      customize our presentation. Our
local elementary and secondary schools.                                                                                                                                                                                                      modules (Phases of Matter, Energy,
Promotional materials have been crafted                                                                                                                                                                                                      Scientific Method...) can be
which include a list of learning results                                                                                                                                                                                                     combined and modified as needed to
addressed by each module, and sample                                                                                                                                                                                                         meet specific instructional goals. In
evaluation exercises. These materials                                                                                                                                                                                                        our promotional materials, each
highlight how our shows can integrate                                                                                                                                                                                                        module is described in detail, with
                                              Dry ice in water generates CO2                  Solid CO2 in balloon sublimes                     Liquid nitrogen poured on air                 A frozen squash ball is thrown
into the science curriculum, and may                                                                                                                                                                                                         pictures and typical points of
                                               gas and eventually water ice.                       and inflates balloon.                          balloon liquefies the air.                  against the wall and shatters.
encourage a new audience to invite us         Discuss gas, liquid and solid in                Discuss sublimation and PVT                        Discuss boiling points and                     Discuss glass transition of                  discussion. The box to the left shows
to share the joys of science.                   terms of molecular motion                           behavior of gases                               intermolecular forces                               polymers                             an excerpt from the description
                                                                                                                                                                                                                                             accompanying the “Phases of
                                             Sample assessment question: Describe how cooling a substance affects the motion of the molecules. What observable                                                                               Matter” module. We also include a
                                             changes accompany this change in molecular motion? Give several examples from today’s show.                                                                                                     matrix we have developed which
                                                                                                                                                                                                                                             highlights the relevance of our
                                                                                                                               MSLR Matrix                                                                                                   demonstrations to the state learning
                                                                     Liquid Nitrogen –           Dry Ice –                     Lycopodium –                Exploding Balloons -       Hydrogen Can –               M & M Combustion –        results. A portion of this MSLR
 About us                                                            Use liquid nitrogen to      Sublimation is a great        A finely ground moss        Combustion of              A visual representation      This demo displays the
                                                                                                                                                                                                                                             matrix appears elsewhere on this
                                           Demo and Maine State      freeze an object and        way to demonstrate            demonstrates                Hydrogen and a             of how important             amount of energy
 The University of Southern Maine            Learning Result         then break it               phase changes                 necessary conditions        Hydrogen Oxygen mix        oxygen is for complete       contained in one M&M      poster. Coupled with our growing
 Chemistry        Club       performs                                                                                          for combustion              shows the potential for    combustion to take
                                                                                                                                                                                                                                             library of sample assessment tools,
                                                                                                                                                           hydrogen fuels             place
 demonstrations for students of all                                  Discussion: What is          Discussion: What is          Discussion: When we         Discussion: When we        Discussion: When we          Discussion: How is the    we provide local K-12 educators a
 ages in Southern Maine. The club          Energy – Conservation     happening to the relative   happening to the relative     burn lycopodium we get      burn hydrogen we get an    burn hydrogen we get a       energy from the M&M
                                                                                                                                                                                                                                             unique service.
                                           of energy and the         energy of the object        energy of carbon dioxide      a large flame, what         explosion, what type(s)    flame and then an            released and how is it
 was established almost twenty years       conversion of energy      being broken before and     as it undergoes               type(s) of energy is this   of energy is this and      explosion, what type(s)      released in our bodies
                                           from one form to          after freezing it?          sublimation?                  and where is it from?       where is the energy        of energy is this?           when we eat them?
 ago and is affiliated with the ACS.       another                                                                                                         stored before we see it?
 Our outreach program has received                                                                                             Discussion: We see           Discussion: The balloon   Discussion: How does         Discussion: How are the
 numerous accolades and a wealth of        Energy – Compare and                                                                energy in the form of       explosion creates heat,    the heat, light and sound    light and sound created
                                           Contrast how energy                                                                 heat, light and sound,      light and sound, which     from the hydrogen            from burning an M&M
 positive feedback from students and       Travels                                                                             how do each of those        energy forms are similar   explosion move? How          related as forms of
                                                                                                                               forms reach us?             and which are different?   fast?                        energy?
 their teachers. Although open to
                                                                                                 Discussion: How               Discussion: Do you think    Discussion: What is        Discussion: If hydrogen      Discussion: What is
 donations, we strive to offer our         Energy – Discussion of                                environmentally friendly      lycopodium is a good        formed when hydrogen       is a clean fuel source       created when burning an
                                           renewable and non-                                    is it to let carbon dioxide   fuel source for heating     balloons burn? What is     why can't we use it in our   M&M, how is this
 services at no cost to under-             renewable forms of                                    sublimate?                    your home or fueling        formed when gasoline is    homes and cars yet?          different from burning
 privileged schools in the southern        energy                                                                              your car?                   burned?                                                 hydrogen?

 Maine area.
                                                                     Discussion: When we         Discussion: Can you           Discussion: Compare the     Discussion: We see         Discussion: What do we
  The current faculty advisors are         Energy – Relate           change the energy of an     describe the change in        energy released from        some of the energy as      know about the energy
                                           changes in motion of      object by cooling it, how   molecular motion as the       lycopodium as a solid       heat and light from the    state of the water that is
 Dr. Lucille Benedict and Dr. Jim          particles to the amount   do the molecules act        dry ice warms?                and as a fine powder.       explosion, where is the    created when we burn
 Ford.                                     of energy in a system     differently?                                                                          other energy going?        hydrogen?

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