Suppose you need to build a raft. write a paragraph describing the physical and chemical properties of the raft that would be important to ensure your safety.

Inorder to build the raft you have to find things that can float. You can use bamboo or alloottt of sticks . You don't want to make it to heavy or it might sink. You have to use somthing to tie it all together and make sure it will hold u. The water with push your raft up because it will have air between it and the water.