Access to information, policy initiatives, advice, and analysis on issues of energy efficiency and renewable energy, from the U.S. Department of Energy. Its network is responsible for tracking the technological, economic, and...

This is a list of 74 problems/exercises to solve over the content of Chapter 7: Work, Energy, and Energy Resources from the AP Physics online text.

This site from Georgia State University Physics Department defines and explains the concept of potential energy. Using equations and graphics to illustrate the idea, it discusses the many types of potential energy (gravitational,...

Explains the Law of Conservation of Mass, or Law of Conservation of Matter, and gives two examples for it.

By the end of this section, you will be able to describe an elastic collision of two objects in one dimension, define internal kinetic energy, derive an expression for conservation of internal kinetic energy in a one-dimensional...

Calculate the increased cost of heating homes and fueling cars since the energy crisis. Investigate alternative renewable and nonrenewable energy sources that can be used to decrease Americans' dependency on fossil fuels.

This site details "a plan to bring bicycling into the mainstream in New York City." Offers maps and detailed information on improving big city other-than-auto transportation choices.

Dr. Jeremy Lundholm is a Halifax researcher who explores how plant-covered roof can save energy and make cities more livable. He promotes investing in green infrastructure as a way of cooling cities.

A thorough biography of Michelle Obama. Discover where Michelle Robinson was born, her family, her education, career, and life as wife to the President of the United States. Standards based lesson plans featuring passions of the First...

Students in teams of architects are challenged to build a solar house, containing both active and passive solar components. They design the house, build a model, and test it to determine its ability to use solar energy efficiently.

After completing the first part of this activity, students will be able to explain individual carbon footprints and list the means for reducing them. The second part of this activity helps students to visualize climate as a system with...