1. Water is a renewable resource.
2. Water is a polar molecule.
3. Water is a substance that regulates the Earth's temperature.
4. Water is an agent responsible for the transformation of rocks and the landscape.
5. Water accumulates in oceans, lakes, and rivers.
6. The atomic number of the hydrogen atom is 1.
7. A water molecule is composed of two hydrogen atoms and one oxygen atom.
8. The atomic number of oxygen is 16.
9. The atomic number of the hydrogen atom is one.
10. The atomic number of the water molecule is 18.
