Endothermic & Exothermic

Resources

A person’s hand holding a cold pack on an ankle

The Cold Pack: A Chilly Example of an Endothermic Reaction

When you hurt your ankle, thermodynamics can help you heal! An endothermic reaction reduces the swelling by cooling your injury.
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The Cold Pack: A Chilly Example of an Endothermic Reaction

illustration of a hydrogen car

The History and Uses of Hydrogen

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

What is an exothermic reaction?

What is an exothermic reaction?

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