Exothermic and Endothermic Reactions

In an exothermic reaction, heat is released and the temperature goes up.
Exothermic and Endothermic Reactions
We mixed hydrogen peroxide with yeast to create an exothermic reaction.
Exothermic and Endothermic Reactions
Fritz was pretty freaked out by it because the bubbles were heaving like it was alive and breathing.
Exothermic and Endothermic Reactions
The temperature of the mixture went up quite dramatically.
Exothermic and Endothermic Reactions
The cup got very, very hot.

In an endothermic reaction, heat is absorbed and the temperature goes down.
Exothermic and Endothermic Reactions
We mixed lemon juice with baking soda to create an endothermic reaction.
Exothermic and Endothermic Reactions
It bubbled up a whole lot and Cameron had to run the cup to the kitchen to avoid making a mess.
Exothermic and Endothermic Reactions
The temperature of the mixture went down and the cup got very, very cold.
Exothermic and Endothermic Reactions

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2 thoughts on “Exothermic and Endothermic Reactions

  1. Pingback: Experiments that cause temperature change (Exothermic and Endothermic) | Homeschool With YouTube

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