Take a look at an organized physics course. The 34-section electronic textbook covers material in AP® Physics 1 and 2. Teachers use the text to supplement lectures and have the class work through the labs. Each section contains...

Technology can help save money and add convenience. The resource offers a free textbook for a complete Chemistry course. The text begins with a review of the scientific method and continues to explain topics such as chemical bonding,...

Textbooks come in all shapes, sizes, and media these days. An electronic textbook resource offers Physics materials for an entire course. The text offers an explanation of physics topics as well as examples of calculations and reading...

Explore a variety of science concepts in an interactive textbook created for middle school scholars. A lengthy table of contents takes readers to pages comprised of a subject overview, outline, and summary. Follow links further to find...

A family shows some of the ways they reduce their energy use. Book includes audio narration in nine additional languages with text in English.

Read about where how the electricity to our homes is produced and why it is important to conserve energy. Book includes audio narration in nine additional languages with text in English.

Learn about light switches and how to save electricity when they are turned off. Book includes audio narration in nine additional languages with text in English.

From a chapter on work and energy in a Physics textbook. This section of the chapter covers the difference between renewable and nonrenewable energy resources, the growth in the world's energy consumption, and the link between energy use...

A family shares the different ways that they conserve energy. Includes audio narration.

This resource examines how to determine the maximum speed of an oscillating system. It discusses how the concept of law of energy can be applied in solving these types of problems.

The orbits of satellites are described and an energy analysis is performed. Kinetic, potential and total mechanical energy are explained and applied to the motion of satellites.

The motion of a pendulum is a classic example of mechanical energy conservation. See the mechanics at work here in this animation.

Demonstrates how principles of kinetic energy, potential energy and energy conservation can be used to determine the speed of a descending object if given its initial height. Further discussion of other topics such as heat and...

From a chapter on Rotational Motion and Angular Momentum in a Physics textbook. This section of the chapter discusses developing an equation for rotational work, how to determine the rotational kinetic energy along with a problem-solving...

Using a roller coaster as an example, the transformation of mechanical energy from the form of potential to the form of kinetic and vice versa is explained and illustrated in the animation.

A collective which looks at mass and energy. Identify the forms of measurement and how to convert them as well as scientific notation. Practice application with homework problems.

In this interactive exercise, explore the quantitative relationship between work and mechanical energy in situations in which there are no external forces doing work.

Consider an ordinary dart projected from a toy dart gun and moving through the air. Students analyze work and energy of the motion of the dart with this animation.

Through illustrated examples and practice problems, students apply the relationship between work and mechanical energy change to a variety of motion scenarios in order to test our understanding.

Understand the structure and function of the human lymphatic system.

This site from NASA states Kepler's second law of planetary motion and depicts its meaning with an informative diagram. Relates the law to conservation of energy principles and discusses the eccentricity of a satellite's (or a planet's)...

A page from the Fundamentals of Physical Geography site. Identifies, describes and elaborates upon the first, second, and third laws of thermodynamics.

Find out about the first and second laws of thermodynamics, and how they relate to the biology of life.