Classify. Primary and secondary pollutants

Classify these pollutants into primary and secondary: Carbon oxides, like CO2. Sulphuric acids. Carbonic acids Particles of metals. Sulphur oxides, like SO2.

Check. Social movements: Marxism and anarchism

Remember what you have studied in this section and answer the questions: How did early workers' associations express their rejection of mechanisation? What name was given to this type of protest?…

End-of-unit activities - Society and industrialisation in 19th century S...

In 19th century Spain, the Ancien Régime was replaced by an economic model based on industry and capitalism. The feudal society became a class society defined by property and wealth. However,…

Check. The age of imperialism

Remember what you have studied in this unit and answer the questions: What were the main factors that caused the imperialist expansion in the final decades of the 19th century? Which territories did the…

Summaries - A time of conflict in Spain (1902-1939)

1. The decline of the Spanish dynasty (1898-1917) When Alfonso XIII assumed control of Spain in 1902, it was a period of political and social unrest. It was under his rule that the liberal and…

Before you start - Transition and democracy in Spain (1975-2012)

Spain began the transition to democracy after Franco's death in 1975. At the end of Franco's rule sovereignty was returned to the people and a parliamentary monarchy established. Spain's…

INCIDENCIAS 1A. 12 DE MAYO.doc

Ecuaciones trigonométricas

Se denominan ecuaciones trigonométricas aquellas en las que la incógnita aparece en una o varias razones trigonométricas. Así, son ecuaciones trigonométricas 2sen x = 8cos x y 8sen2x = 1 – 2sen…

A Hispania visigoda

3.1. A creación do reino de toledo No ano 409, en plena crise do Imperio romano, penetraron en Hispania unha serie de pobos bárbaros: suevos, vándalos e alanos. Poucos anos despois (416), os…

Busca el adverbio intruso en estas series y escríbelo:

Busca el adverbio intruso en estas series y escríbelo: Lugar → allá, adelante, menos, atrás, encima. El intruso es . Tiempo → mañana, siempre, luego, mal, temprano. El intruso es . Modo →…