Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
11th - 12th Science 5 Views 16 Downloads
Chemical Changes Making Foam and Using Indicators
Students are able to observe chemcial and physical changes while producing a brilliant formation of foam. They are able to experience the use of an indicator in the reaction. Students record information based on their observations.
9th - 12th Science
What Triggers a Chemical Reaction?
Chemical reactions are happening all around us every second of every day, but what exactly causes these changes to occur? Using easy-to-understand analogies, this video explains how the concepts of enthalpy and entropy determine the ways...
4 mins 9th - Higher Ed Science CCSS: Adaptable
How to Speed Up Chemical Reactions (and Get a Date)
How are chemical reactions like dating? A collision must first occur! In this hilarious approach to speeding up chemical reactions, viewers find out that five changes can increase the rate of reaction: smaller space, increased number of...
5 mins 9th - 12th Science CCSS: Adaptable