Filters: Your search found 2 results.
Topics/Subjects:
Physical sciences  
Instructional Strategies:
Role playing  
Hands-on learning  
SMD Forum - Primary:
Earth Science  
Learning Time:
10 to 30 minutes  
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In this short demo/activity, a balloon with baking soda in it is stretched over the mouth of a flask or bottle containing vinegar. The balloon is tipped so that the baking soda falls into the vinegar, and the reaction creates carbon dioxide, which... (View More)

This resource introduces the concept of wind chill, the formula used to measure it and relates it to the causes of hypothermia. A simple experiment using a pie pan, sand, fan and a thermometer demonstrates this concept. The resource is from PUMAS -... (View More)

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