What are physical and chemical changes? Explain with example
Answers
Explanation:
Society is stratified into social classes based on individuals’ socioeconomic status, gender, and race.
Stratification results in inequality when resources, opportunities, and privileges are distributed based on individuals’ positions in the social hierarchy.
Stratification and inequality can be analyzed as micro-, meso-, and macro-level phenomena, as they are produced in small group interactions, through organizations and institutions, and through global economic structures.
There are three dominant theories that consider why inequality exists on a global scale. First, some sociologists use a theory of development and modernization to argue that poor nations remain poor because they hold onto traditional attitudes and beliefs, technologies and institutions.
Explanation:
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.Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, bur ning of coal, rusting, etc.