The Energy of the Sun

It takes less than 10 minutes for energy from the sun to travel 90 million miles to Earth! In the first installment in a series of four, groups measure the amount of solar radiation that reaches Earth. They then discuss how this is...

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 people use...

There may be nothing new under the sun, but astrophysicists constantly are learning new things about the sun! In this minute-long clip, learn the physics of fusion in the sun and the possibility that quantum tunneling is happening...

With a variety of video clips and diagrams, the narrator acquaints the audience with three sources of alternative energy: the sun, the wind, and water. This is a homemade video created as a homework assignment, but it is well-done and...

Need to take your teaching of energy concepts to another level? Check out a strategic video that examines standard PS3D in the Next Generation Science Standards. Filled with examples, scenarios, and connections to the life sciences, the...

One day's worth of sunlight can supply everyone on Earth with electricity for a year! Why, then, do we find ourselves in an energy crisis? Shine a light on solar energy with a short lesson and video. As part of a larger energy unit from...

Welcome to Sun 101! What better way to gain an understanding of our star than to learn about its anatomy? Physical science scholars peer inside to discover the inner workings of the sun through a video and discussion questions. The...

Can our energy resources keep up with our ever-growing population? Science scholars learn the basics of energy and Earth's energy resources during an electrifying lesson. The resource combines video clips and an engineering design...

Is Earth's energy flow a little off balance? Explore our energy budget using a click-through interactive. Scholars discover the many factors that move solar energy around the planet and why the system is no longer in equilibrium.

A small community in Denmark meets almost all of its energy needs through a solar energy plant. The video explains how solar panels work. Individuals in European countries who have installed solar panels on their homes share the...