Modernization
theory holds that there is a pattern of development that nations follow as they
modernize. It postulates that the transition of nations follows a model
of a progressive transition from a 'pre-modern' or 'traditional' to a 'modern'
society.
Ice melts when heat energy causes the molecules to move faster, breaking the hydrogen bonds between molecules to form liquid water. In the melting process, the water molecules actually absorb energy.