Like other molecules, water molecules, H2O (or H-O-H), move, vibrate and rotate in many ways at a temperature above absolute 0. When water molecules are heated up, the total e â¦ nergy of the molecules is increased and result in moving, vibrational and rotational speeds increase. The structure of a water molecule provides a special attracting force between water molecules, hydrogen bond, to keep water molecules together.
Unitary All power is held by the central (national) government. This central government may delegate (or transfer) some duties to smaller political units like cities but it retains final authority over all decisions. Unitary central governments are stronger than federal central governments.
Government type: republic; executive branch dominates government structure. Definition: This entry gives the basic form of government. Definitions of the major governmental terms are as follows.