Kai and Maile explore the chemical composition of tropical beach sand while John explore the beach sand composition of northern California. Duration: 4:03.
VIDEO CHECK QUESTIONS
10.13a What is the source of most tropical beach sand?
10.13b What happens when vinegar is poured onto tropical beach sand?
10.13c Does calcium carbonate dissolve better in warmer or colder water?
All video check questions can be downloaded from the EXTRAs menu.