Texas State Energy Conservation Office
Power Systems & Efficiency
Are you looking for a reading resource about the efficiency of power systems? Here is one that introduces the output/input ratio, measurement of energy by joules or calories, and efficiency ratings. For STEM classes that are learning...
Curated OER
Technology, R&D, and Efficiency
For use in conjunction with the 2002 McGraw-Hill/Irwin US Economics text, this presentation highlights key points and important vocabulary. Specific economic concepts and theories, R & D expenditures, rate-of-return curve and...
Curated OER
Planet Structure & Interior
Students compare Jupiter and Earth. In this Earth and space studies instructional activity, students compare the composition of Earth and Jupiter and analyze how the composition affects the rate at which the planets spin.
Curated OER
Venn Diagrams & Word Problems
Learners explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson plan, students solve word problems about groups of people using Venn Diagrams. Learners use survey results about MySpace and Facebook in a...