He is most famous for his two theories on relativity The special theory and the general theory though he won his Nobel prize for his work on the photoelectric effect
The plural form of theory is theories.
Example sentence - There are numerous theories on how best to educate children.
elitist
Ecological systems theory proposed by Urie Bronfenbrenner and dynamic systems theory are examples of developmental theories that are not stage theories. They emphasize the interactions between individuals and their environment, as well as the continuous and dynamic nature of development over time.
There are various types of theories, including scientific theories that aim to explain natural phenomena based on evidence, social theories that attempt to understand human interactions and societal structures, and psychological theories that explore thought processes and behavior. Additionally, there are also philosophical theories that seek to address questions about existence, knowledge, ethics, and morality.
Albert Einstien ,being a Physicist, created the theories of General Relativity and Special Relativity.He also created e=mc2
Albert Einstien is a scientist.
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einstien
he was from Germany
Martha Einstien, (Albert Einstien's great-great-great grandmother) discovered how to make paper.
5, theories
2,000
1922
really clever
Albert Einstien