Mon, Feb 20, 2012 10:37 AM in First time teaching the causes of moving currents in the atmosphere and ocean
I teach seventh grade and I need help with activites and knowledge of the causes of moving currents in the atmosphere and ocean. Lesson must be connected to thermal energy, density, pressure, composition, and topographic influeences. Anyone have lessons that work well for middle school students? Does any know a user friendly website where my students can get current atmosphere currents and/or ocea...
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Mon, Feb 20, 2012 10:21 AM in Lesson on Photosynthesis and Respiration (seventh grade)
I'm looking over new standards that are entering my classroom and I do not understand respiration myself. I need help with this concept? Plants and animals go through respiration? What cellular structures primarily responsible for respirtation? I see these activities with Bromothymol Blue soulution and Elodea, what is this trying to explain--photosynthesis or respiration? Thank you for help e...
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Thu, Feb 16, 2012 2:36 PM in
I teach 7th graders and we are approaching are unit the hydrologic cycle and I need some lab investigations or technology to simulate different segments of the hydrologic cycle. I would also like to add contamination at different steps of the steps of the hydrologic cycle. Help please!
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