'Aerosol spray' diaporamas de présentation

CPPW: Cook County, IL High School Survey

CPPW: Cook County, IL High School Survey. Among students who rode a bicycle during the past 12 months, the percentage who never or rarely wore a bicycle helmet. Q8 - Weighted Data. *Non-Hispanic. CPPW: Cook County, IL High School Survey.

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Part 6-Lesson 1

Part 6-Lesson 1 . The result of the Industrial Revolution on the atmosphere and hydrosphere. Introduction.

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Athletic Field Line Marker

Athletic Field Line Marker. Anthony Cortese, Ryan Crump, Matthew Lawler, Patrick Shaughnessy (Team Leader), John Sudia. Project Objective. To create a semi-automatic device that provides a means of lining an athletic field. Solution Requirements.

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Atmosphere

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Water and Aqueous Systems

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Alcohol and Other Drug Use

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Montana High School Survey

Montana High School Survey. Percentage of students who had at least one drink of alcohol on one or more days during their life. Q41 - Weighted Data *Non-Hispanic. Missing bars indicate fewer than 100 students in this subgroup. Montana High School Survey.

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Alcohol and Other Drug Use

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Port Chester Prevention Needs Assessment Survey Results 2007, 2009, 2011, 2013

Port Chester Prevention Needs Assessment Survey Results 2007, 2009, 2011, 2013. Presented by: Katherine Roberts, EdD, MPH, MCHES Project Evaluator. Prevention Needs Assessment (PNA) Survey. Measures risk and protective factors, the prevalence of drug use and other antisocial behaviors

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Water and Weather

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Water and Weather

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The Ozone Layer

By: Desiree Collins. The Ozone Layer. History of the Ozone Discovery. Dramatic loss of ozone in the lower stratosphere over Antarctica was first noticed in the 1970s by a research group from the British Antarctic Survey were monitoring the atmosphere above Antarctica.

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What are aerosols ?

What are aerosols ?. Aerosol is a collection of particles suspended in the air, they range in size from 0.01 microns to several tens of microns. Aerosols. Sulphate aerosol Black carbon and Organic carbon Aerosol spray. Sources of aerosol. Ocean Volcanic eruption dust storms

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Asthma

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