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Invetigate. Learn to observe different kinds of change in matter
EduBook Organización
- 2513 visitas
In this experiment you will observe physical and chemical changes in matter. Follow the instructions carefully. Copy and complete the table below. Place a half spatula of calcium carbonate into a test…
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Calculate. Displacement and distance travelled
EduBook Organización
- 2506 visitas
Look at the diagram and calculate the displacement and total distance travelled in each case d: Displacement d = m. Distance travelled = m. Displacement d = m. Distance travelled = m. Why is…
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Energy transfer: heat
EduBook Organización
- 2510 visitas
1.1. Heat The particles that make up matter store energy: Heat or thermal energy is the energy that is transferred from hot bodies to cold bodies (figure 1). All the particles that make up bodies have…
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The reflection of sound
EduBook Organización
- 2511 visitas
7.1. Reflection of sound Sound is transmitted in a straight line. When it meets obstacles that it cannot cross, like a wall or a rock, it is reflected back in the other direction. Two phenomena caused…
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Learn. Noise pollution - Waves. Light and sound
EduBook Organización
- 2515 visitas
Noise pollution Noise pollution is when there are sounds that are too intense and prolonged in a certain place. For example, sounds with an intensity higher than 55 decibels make it difficult for people…
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Interpret. Allegory of the stratified society
EduBook Organización
- 2507 visitas
Which social classes are represented in this image? What does it say about the social classes?
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Look. Methods of industrial concentration
EduBook Organización
- 2511 visitas
Look at the different types of industrial concentration and explain the main characteristics of a trust, a cartel and a holding.
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The debate over women's suffrage
EduBook Organización
- 2512 visitas
Decide what you like, but you must recognise your responsibility to allow this half of the human race to enter politics, so that politics are for both genders, because there is only one thing that men…
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Check. The United States: leader of the capitalist world
EduBook Organización
- 2515 visitas
Remember what you have studied in this section and answer the questions: Make a concept map to present the factors that led to the rise in power of the United States. What were America's post-war…
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Interpret. Public DEBT in the Eurozone in 2010
EduBook Organización
- 2505 visitas
Look at the graph and answer the question: Which countries had the greatest public debt in 2010? In which countries was the public debt more/less than 40%? Was Spain's debt larger than Austria's?