1Identify the concept of the element and the compound.
2Design a model for the atom to show its structure.
3Design some models for the structure of molecules of some materials.
4Identify the concept of an atom and molecule and its structure.
5Prove by an activity the properties of molecule.
6Recognize physical properties of molecule and its definition.
7Compare between the three state of matter according to the attraction force between molecules.
8Identify the relation between the temperature and attraction force between molecules.