All types of energy are presented here, with neat pictures and labels to illustrate the technology typically used. Ways of harnessing the energy most efficiently are discussed, and good examples provide starters for further research....

People have been using solar energy for many generations to dry crops, heat homes, and for light. This presentation explains how now it is possible to capture the solar energy and store it for future use, details how and where...

Review science vocabulary with your students using this Jeopardy-style PowerPoint. Categories for this game include: Solar System, Plants, Weather, Cells, and Rocks. There are a total of 25 clues; five for each category. 

A single slide introduces each of the following renewable energy sources: hydroelectric, wind, geothermal, solar, tidal, and biomass. This provides a succinct overview that you can use as a visual aid when you first introduce alternative...

Consider biomass as an alternative energy source with this PowerPoint. Environmental science pupils discover the potential of converting gases produced by landfills into useful energy. They compare and contrast environmental and economic...

Learn about the many different energy resources available from our Earth. Find out the pros and cons of each type: both renewable and nonrenewable.

Observe various severe weather phenomena in this image gallery from WGBH. Weather is the combination of factors -- temperature, wind, snow or rain, and sunlight and clouds -- that happen in a specific place at a specific time. Sometimes...