Chemical reactions, atom, molecule, ion, chemical compound, molecular bond, hydrogen bond, covalent bond, elements, carbon, hydrogen, oxygen, nitrogen, acids, bases, solutions, dilutions, mixtures, polymers, energy, entropy, periodic table
Finding the Carbon in SugarLesson
Students learn about combustion and energy by observing a burning candle in a sealed jar and the burning of white sugar.
How Can We Find Out What Is in Water?Lesson
Students use simple paper chromatography to investigate a mystery liquid.
What Dissolves in Water?Lesson
Students investigate several common substances to determine if they dissolve in water.
What Is a One Part Per Million Solution?Lesson
Students make a solution of food coloring that has a concentration of one part per million.
What Makes Water Special?Lesson
Students explore and compare physical properties of water and oil.