Today we will explore some of the multiple topics related to the flow of energy in ecosystems. Energy is used up and lost as heat as it moves through ecosystems, and new energy is continually added to the earth in the...

This item, created by Tom Henderson, is is a five-part tutorial on energy basics written for high school students. The author approaches work and energy as a means to analyze the motion of objects. Detailed...

Created by Tom Henderson of Physics Classroom.com, this page is an animated tutorial featuring a simple pendulum attached to a pivot point by a string. The pendulum motion is accompanied by corresponding energy bar...

Created by Tom Henderson of Physics Classroom.com, this page features an animated roller coaster with two loops. Energy bar graphs show the transformation of energy from potential to kinetic as the roller coaster...

Created by author Tom Henderson, this page is a tutorial that features bar charts to explore the relationship between work and energy. Work-Energy bar charts are a conceptual tool which depict the amount of each form of...