Use these Digital video notes to "flip your classroom". Have your students learn about the chemical properties of water and how ocean organisms are affected by them during the 15 minute video. The link is provided within the document. These notes specifically focus on heat capacity and how density changes in the ocean. I usually give students 1-2 days to answer the guided notes for homework. I am the designer & creator of the linked video.NGSSSLSC.912.L.18.12