Máquina de vapor

El corazón de una fábrica era la sala de la máquina de vapor. En ella, una gran caldera, alimentada por carbón, transformaba el agua en vapor. El vapor penetraba en un cilindro y movía un pistón,…

Final Autoevaluation 4.01 - Animal reproduction

Answer true or false. Only birds are oviparous. Ovoviviparous animals reproduce through internal fertilisation. We talk about incomplete metamorphosis when there is a chrysalis stage. The mating season…

Sound

6.1. What is sound? Sound is the propagation of vibrations and energy in a straight line and in all directions. It travels from the source of sound to the receptors. Unlike light, sound needs a material…

Final Autoevaluation T12 03 - Waves. Light and sound

Answer these questions: What is sound? What are the characteristics of sound? At what speed does sound travel through the air?

Final evaluation T01 10 - The 18th century: the Ancien Régime in crisis

To what extent did the economic reforms of King Charles III improve the social and economic situation in Spain?

Choose. A stratified society

Match the following definitions with the correct society or social group: Society of the Ancien Régime in which social position was established by birth. New social system adopted during the industrial…

Analyse. 1860 census in Spain

Look at the graph and answer the questions: Ask questions about the graph. → What profession did most people have? Were there more... or...? What does this graph tell us about Spanish industry?

The driving factors behind imperialism

1.1. Europe's dominance In the last few decades of the 19th century, the Second Industrial Revolution transformed the economies of the leading European powers. Great Britain, France, Belgium and…

Before you start - Crisis of the democracies and the Second World War (1...

Didactic objectives State the factors that transformed the United States into the first world power and describe the ‘American way of life’. Analyse the causes that led to the stock market crash of…

Writing bank