El léxico español

Learn. Spontaneous generation

How did Pasteur prove that the theory of spontaneous generation of living things was false? Why do we need to use heat to sterilise surgical instruments? Explain your answer.

Learn. Risks from volcanoes - Energy inside the Earth

Volcanic eruptions can cause loss of human life and material damage. This can be because of the material ejected from the volcano or as a consequence of the seismic activity which usually accompanies…

Internal geodynamics and surface relief

The forces inside the Earth cause mountain chains to form They also deform rocks and form folds, or break rocks and cause geological faults or joints. 6.1. Mountain ranges Mountain ranges are chains of…

Answer. Forces

Look at the different formulas and answer the questions: Which forces have the same meaning as F1? Which forces have the same magnitude as F1? Which forces have the same direction as F1?

Define. Concepts

Define these words: Oscillatory motion Transverse wave Penumbra Refraction of light Primary colours of light Source of sound Echo

Final self-evaluation T06 02 - The age of imperialism

Choose the correct answer: Where were Spain's African colonial territories? What name was given to the British Empire's settlement colonies? What caused the Fashoda Incident? What was the Sepoy revolt?

Initial evaluation T9 02 - Crisis of the democracies and the Second Worl...

Answer the following questions: What is a dictatorship? Which countries were fascist dictatorships in Europe between 1918 and 1945?

Final self-evaluation T9 06 - Crisis of the democracies and the Second W...

Choose the correct answer: U.S. political programme based on state intervention to improve the economy. Popular name for members of the Mussolini's Fasci di combattimento. Failed coup attempt by…

Final evaluation T10 01 - A time of conflict in Spain (1902-1939)

What did the reform projects of the liberals and conservatives after the 1898 crisis consist of?