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PPT
Curated OER

Enthalpy and Entropy

For Students 9th - 12th Standards
An entertaining presentation introduces both enthalpy and entropy. It explains equilibrium as the balance between these two measures and provides simple diagrams and graphics for additional clarity.
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PPT
Curated OER

Approaching Equilibrium

For Teachers 9th - 12th Standards
Contrary to a common popular belief, equilibrium does not mean a reaction has stopped. An interesting presentation covers reactant concentrations and product concentrations. It describes the equilibrium as when the forward rate equals...
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PPT
Biology Junction

Reptiles

For Students 9th - 12th Standards
When crocodiles close their mouths, you still see their teeth, but when alligators close their mouths, their teeth are hidden. Learn more about these reptiles and their many evolutionary cousins in a fact-filled presentation. It...

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