Chicken Fat in my Gas Tank?
Students determine the heat of combustion of ethanol, chicken fat and octane. In this energy instructional activity students complete an experiment and determine which substance would make a better gas additive.
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New Review Understanding Climate Change and Nature's Role in Creating Resilience
They say you can't control the weather — but maybe we can! A two-week unit explores climate change, humans' role in it, and nature's adaptation due to climate change. Learners research each topic with a focus on local and state information.
9th - 12th Science CCSS: Designed
Investigation: Gas Laws in Action - Propane
Using helium as an example of propane, physical science middle schoolers experiment with and graph the relationship between temperature and volume in gases. In a whole-class demonstration, they show how molecules behave under different...
6th - 9th Science CCSS: Adaptable
Partial Pressures & Vapor Pressure: Crash Course
How much pressure is exerted by the mixture of gases in a scuba tank? Introduce pupils to Dalton's Law of Partial Pressure and vapor pressure in the video sure to interest the class. The video also reminds viewers that gases are not...
12 mins 9th - 12th Science CCSS: Adaptable