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Heat transfers from a hot object to a cold object by means of three mechanisms: conduction, convection and radiation. 6.1. Conduction Heat is transmitted through solid substances by conduction (figure…

Answer. Light, shadow and penumbra

Remember what you have studied in this section and answer the questions: What is a light ray? Light gives off energy. Give an example of something that shows this.

Final evaluation T06 02 - The age of imperialism

Which parts of the world did the European powers colonise?

Check. Europe at the beginning of the 20th century

Remember what you have studied in this section and answer the questions: Compare the development of democracy in European states in the early 20th century. Discuss events and tensions in multinational,…

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The British economist John M. Keynes argued that state intervention was the best way to escape from the crisis: public investment to provide employment, increased wages to boost consumption, etc.

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Video realizado por alumnos de psicología de 1º de magisterio de la facultad de educación de la universidad de cantabria acerca del aprendizaje vicario por e...