Thông tin tài liệu
There are three states of water: * Water *Ice *Gas Ice melts and becomes water; Water evaporates and becomes gas; Gas condensates and becomes water; Water freezes and becomes ice Ground water flows into seas, seas evapote and the gas goes to the clouds, water in the clouds rain and come to earth again
Ngày đăng: 04/12/2016, 16:07
Xem thêm: water cycle , water cycle