So let's look at an example of how work done by forces changes the ... Uranium nuclear power, nuclear reactors. Energy can never be created or destroyed. It can only be converted from one store ...

For example, big windows placed ... the Rocky Mountains as easily as they can power downtown buildings and futuristic cars. Solar energy doesn't work at night without a storage device such as ...

For discussion questions and lesson plans, go to the Energy Lab collection ... to one of these power generation stations. Strategies for using the video library include: Work through one or ...

Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed. Sunlight and wind, for example ... generating wind power are sometimes ...