The three states of matter can be represented by the particle model. This model explains the properties of substances in their different states, as well as changes of state. Interactive activity: ...

An emerging strategy for making ordered materials is modular construction, which connects preformed molecular subunits to neighbours through interactions of properly selected reactive sites. This ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...