It explains the molecular structure of water and how molecules interact during processes like dissolving, evaporation, and condensation. The film illustrates how temperature affects these ...

Students will be able to develop and explain a particle-level model to describe their observations of water dissolving the colored sugar coating of an M&M. Students will be able to use this model to ...

Students first use a dissolving test to see how salt and sugar dissolve in water. Students then run the same dissolving test on substances A, B, and C; identify the salt and sugar; and conclude that ...