You need the Flash Player version 8.0.0.0 or higher and a JavaScript enabled browser to view this site

Understanding Electricity: How Electricity Works

Related Article: Learn more about energy.

Electricity has dramatically changed lifestyles in much of the world, but how does it work? In segments that cover television technology, the harnessing of electricity and electromagnetic power, students examine electricity.

browse videos in energy production

Invention Nation: Solar Panels (1:22)

Take a closer look at the technology used to build solar panels. Learn more about solar cells in this video.

Electricity and Magnetism: Circuit Boxes and Breakers (1:45)

Learn more about circuit boxes and breakers by watching this clip.

Energy: Nuclear Energy (1:49)

Nuclear energy used to produce electricity does not release pollutants into the environment unless there is an accident, at which point very harmful radioactive materials are released.

How Solar Cars Work (3:34)

Solar cells use sunlight to produce electricity. But can they really generate enough energy to power a car? Find out in this HowStuffWorks video.

Electricity and Magnetism: Magnetic Levitation (2:12)

This video takes a look at the principles behind magnetic levitation and how magnetic levitation propels maglev trains.

recently added

Deconstructed: Transformer Induction (2:54)

On The Science Channel's "Deconstructed," learn how the process of induction in a transformer works.

Kapow Superhero Science: Magnetic Levitation (2:23)

The ability to levitate objects through magnetism is investigated on The Science Channel's "Kapow! Superhero Science."

What the Ancients Knew: Japanese Ceramics (2:50)

Innovative ceramics evolved from traditional Japanese clay works, but have electrical components that made this industry successful. Learn more about circuit boards with host Jack Turner of the Science Channel's series "What the Ancients Knew."

Simply Science: Review of Cells (0:47)

We eat because it's our way of capturing and converting energy. Different cell structures in producers, consumers and decomposers allow for different cell functions that keep energy moving through the biosphere.

Simply Science: Producers' Cells (3:25)

Producers and consumers perform different functions. The cells of producers such as plant cells have cell walls and large central vacuoles. Unlike animal cells, plant cells also contain chloroplasts and chlorophyll.

Simply Science: Cells (5:40)

Organisms are composed of cells. Cell structures have more similarities than differences across a variety of organisms. Learn more about the structure of the cell by watching this clip.

Simply Science: Photosynthesis (5:20)

Producers use the process of photosynthesis to convert light energy into food. By carrying out experiments, students collect data to support the hypothesis that photosynthesis requires light.

Simply Science: Producers and Consumers (8:50)

The underwater world of a fish tank is an ecosystem, made up of living organisms and a nonliving environment. It is a self-regulating system through which energy flows. Learn more about ecosystems in this video.

Simply Science: Solar Cooking (2:02)

A solar cooker is used to demonstrate the conversion of solar energy to heat.

Simply Science: Harnessing Energy Summary (0:32)

This video contains a review of the ways in which energy is absorbed and used.