Curated OER
Combustion or Lack of Oxygen
Fourth graders experiment and see the combustion of ethanol, then write a report about why ethanol didn't ignite a second time.
Curated OER
Food or Fuel?
Pupils describe the process of transesterification utilizing chemical formulas. They construct and compare models of chemical structure of the substances involved in biodiesel production such as: alcohols, alkenes, alkanes, alkyls,...
Cornell University
Predicting Chemical Reactions
Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows individuals...
Curated OER
Hot Food
Students compare and contrast photosynthesis and chemosynthesis as processes that provide energy to biological communities. They investigate the energy content of hydrocarbons used in coral communities.