Still Burning

Some of the CO2 emitted by burning fossil fuels is removed from the atmosphere by natural sinks, such as the ocean. The fifth engaging lesson plan in the series of 21 examines the CO2 data from three very different locations. It then...

The climate change debate, in the political arena, is currently a hot topic! Learners explore carbon dioxide levels in our atmosphere and what this means for the future in the 11th installment of 12. Through an analysis of carbon dioxide...

Have you ever tried to light ice on fire? With methane hydrate, you can do exactly that. The ice forms with methane inside so it looks like ice, but is able to burn. The activity uses group research and a hands-on activity to help...

You've heard of "wildfire season," but what types of weather and conditions lead to increased wildfires? Young firefighters learn about common sources of wildfires, safe ways to clear debris near their homes, and the most effective ways...

A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...

In 1895, Konstantin Tiolkovsky proposed the concept of a space elevator. It's now over 100 years later and scientists working toward the concept still aren't sure it is possible. The video explains the concept, the benefit, and the many...

Does the time of day affect your body weight? If so, how? The narrator conducts an experiment to determine when the human body is its lightest. Viewers see interesting, and often amusing, theories from on-the-spot interviews and watch as...

It's easy to take for granted the the importance of electricity in modern society, and even easier to overlook the environmental cost that is paid for all that energy. Watch as this video explores the detrimental impact burning coal has...

Double, double toil and trouble, fire burn and cauldron bubble! Find out what drives a turbine to generate electricity and whether or not it has an impact on the environment. A discussion and lecture is divided by a hands-on activity in...

Students simulate Joseph Priestley's experiments using a bell jar. They demonstrate that oxygen is necessary for fire and animals but that given time, plants can create oxygen, allowing fires to burn and animals to breathe.