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  1. Soil-ology: Do You Dig It?

    https://ohio4h.org/earthday/soil-ology-do-you-dig-it

    layer was the slowest?  REFLECT Can you explain why the layers decomposed at different rates ... for garden plants and crops. It helps plants grow at a steady rate, resulting in uniform growth. It ...

  2. Robotics

    https://ohio4h.org/robotics

    and ratings are available on Project Central. Activities are based on a customized kit from LEGO® ... local Extension offices. Sample pages and ratings are available on Project Central. Youth need access to ...

  3. Self-Determined Projects and Idea Starters

    https://ohio4h.org/selfdetermined

    (Here's the  Rating Scale.)   * New for 2022! (3D Printing and Disability Advocacy and Awareness still to ...

  4. Books and Resources

    https://ohio4h.org/booksresources

     and on  Ohio 4-H Project Central, an interactive web site that includes sample pages, ratings, and ...

  5. PhysBot Biowearable Learning Kit

    https://ohio4h.org/physbot

    which assembles in minutes, includes a data tracking device, wristband, external heart rate monitor, 9V battery ... connects heart rate, steps traveled, and temperature to the tracker’s circuitry. Users monitor sensor activity ... Heart rate monitor  measures differences in reflected light through the skin as pulse.    Temperature ...

  6. From 4-H to the Olympics: Ohio native part of USA Shooting National Junior Team

    https://ohio4h.org/newsletter/ohio-4-h-highlights/april-2021/4-h-olympics-ohio-native-part-usa-shooting-national-junior

    a steady heart rate, and control of your emotions to become great. Without 4-H, we wouldn’t have made all ...

  7. Windows & Skylights

    https://greenhome.osu.edu/windows-skylights-and-roofs

    U-factor Rate at which a window or skylight conducts heat. It is generally expressed in units of Btu/hr-ft ... per minute per square foot of frame area (cfm/ft 2). A product with a low air leakage rating will be ... solar gains. SHGC ranges between 0 and 1, with a higher rating admitting more radiative energy. ...

  8. Natural Ventilation

    https://greenhome.osu.edu/natural-ventilation

    typologies and controls different types of windows will result in different ventilation rates. External ...

  9. Safety of shell eggs as affected by rate of heating during pasteurization to inactivate Salmonella Enteritidis

    https://grad.cfaes.ohio-state.edu/research-projects/yumin-xu

    come-up, holding and cooling. We hypothesize that slow heating rate during come-up stage, as practiced ... objectives of this study are to understand how different heating rates during come-up stage could affect (1) ... heat-stress-response and virulence genes. Compared to fast heating rate, slow rate caused higher expression of heat ...

  10. Appliances

    https://greenhome.osu.edu/energy-efficiency/appliances

    an Electronic Products Environmental Assessment Tool (EPEAT) rating. Energy Star is the most widely ... Electronics Council, is a three tiered rating system which certifies computers as gold, silver, and bronze ... microwaves doesn’t vary as much as other appliances; thus they do not receive Energy Star ratings. The only ...

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