Strand D: Energy Changes and Rates of Reaction

Learn how biomass can be used to generate electricity.

Learn how energy from fossil fuels can be used to generate electricity.

Learn about how catalytic converters make vehicle emissions less harmful.

Has your fresh juicy apple turned an unsightly brown? Learn about the redox reaction behind the transformation.

Learn about the role of yeast in this fun decomposition reaction.

Things are heating up! Explore the temperature change that occurs in an exothermic reaction and the role of catalysts is this chemistry activity.

These two “point-counterpoint” videos provide arguments for and against using nuclear energy to generate electricity.

Could we use radio waves to charge electrical technologies in the future?

Can your body be a source of electricity generation? Maybe, if you understand heat transfer. Explore this concept through a 2013 invention by a Canadian teen.

When you hurt your ankle, thermodynamics can help you heal! An endothermic reaction reduces the swelling by cooling your injury.

In a few decades, some of the electricity you use might be generated by bacteria.

Ethanol is a biofuel that can power a car. Learn about the enzymes, catalysts and processes like fermentation involved in ethanol production.

Hydrogen’s tendency towards combustion is what makes it both a dangerous chemical element and a useful energy source.

This backgrounder explains the different ways that cells repair damage to DNA.