Phase Change (Phase Diagrams, Phase Diagram for Water, Heating and Cooling Curves, Change of State) | Chemistry | CK-12 Exploration Series

https://interactives.ck12.org/simulations/chemistry/phases-of-matter/app/index.html?utm_medium=email&utm_source=share-content-share-simulation&utm_campaign=product

States of Matter (States of Matter) | Chemistry | CK-12 Exploration Series

https://interactives.ck12.org/simulations/chemistry/states-of-matter/app/index.html?utm_medium=email&utm_source=share-content-share-simulation&utm_campaign=product

Understanding of molecules:  Students will stand shoulder-to-shoulder and try to move about to demonstrate solids; students will stand twelve inches apart and try to move about to demonstrate liquids ; students will stand arms length apart and move about to demonstrate gas.