Here's a resource ideal for independent learners who need extra reinforcement or would like to work ahead. These textbook chapters and practice problems cover many basic physics concepts, starting with potential and kinetic energy and...

Looks at how energy is used in a home, and strategies in construction, choice of appliances, etc. for minimizing waste.

Discusses different ways to heat and cool a home, and perform a variety of tasks, using renewable energy sources. Examples include window shades, a solar water heater, solar-powered toys, etc.

Discusses different features that can be incorporated into a home's design in order to harness solar energy.

Summarizes how a photovoltaic or PV system works to convert solar energy into electricity. Explains how to estimate what size of PV system is needed and what the cost would be, and provides a worksheet with formulas for calculating...

Explains the types of solar water heaters a home can have. These include a passive system, an active system, and a solar collector, as well as the need for a storage tank. It also gives tips on how to get the best use from a solar water...

An online JavaScript application which allows visitors to investigate the relative amount of heat being lost from their homes due to insufficient insulation. The current R-value and a hypothetical R-value can be entered and the energy...

The role of insulation in preventing heat loss is discussed. The concept of thermal resistance is introduced and explained. Understandable language but no graphics.

Did you know that the #1 pollutant in North Carolina is dirt? When soil is washed into streams and river, it smothers small animals and fish by clogging their gills. Look for bare patches of ground around your home and around your school...