Work and Efficiency
In this doing work instructional activity, students calculate how a ramp can increase the efficiency of the work done by decreasing the force necessary to complete the task. This instructional activity has 9 problems to solve.
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Energy in a Nutshell
Reduce the work it takes to plan a physics lesson on energy with the help of this instructional presentation. Beginning with clear explanations of kinetic and potential energy, this resource continues on to familiarize young scientists...
11th - Higher Ed Science CCSS: Adaptable
Carnot Efficiency 3: Proving that it is the most efficient
The Carnot Engine is the most efficient engine known in the world of chemistry. In this presentation, Sal proves that this statement is true by setting up a variety of examples which use engines, then applying mathematical concepts which...
12 mins 7th - 10th Science
Efficiency of a Water Heating System
Tired of waiting for hot water? Groups of three determine the efficiency of an electric water-heating device. They calculate the amount of energy it takes to heat the water and the theoretical amount of energy required to heat the water....
9th - 12th Science CCSS: Designed