Recursos educativos wind página 18

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Sustainable Energy
Tiching explorer Organización
2867 visitas
This is an overview of "Sustainable Energy - Without the Hot AIr" by David JC MacKay. It takes Britain as an example for statistics. It points out to what extent we are fossil fuel addicted…
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Renewable energy in Spain
EduBook Organización
1953 visitas
The main renewable energy sources used to produce electricity in Spain are wind, water and the Sun. If we develop these energy sources, we can reduce our dependence on imported energy. Most regions want…
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Introduction - Energy
EduBook Organización
1933 visitas
The Sun is the Earth's main energy source. The Sun provides plants and animals with light and heat. This means that they can grow, develop and live on Earth. Heat energy has other effects on…
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Let's learn how to... - Energy
EduBook Organización
1898 visitas
Make a model of a windmill What do we need? A piece of cork. Ten toothpicks. A hairdryer. A metal rod. A reel of thread. Scissors. Thick card. Glue. A wooden stand. A clamp. A ball of plasticine. Two…
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Summaries - The Atmosphere
EduBook Organización
1797 visitas
1. Parts of the atmosphere The atmosphere is a layer of gas that surrounds the Earth. It has five layers: the troposphere, the stratosphere, the mesosphere, the thermosphere and the exosphere. The…
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Reading
EduBook Organización
1775 visitas
I climbed along the bowsprit and reached the deck. I couldn't see anyone. But the wind changed and the great white sail moved round. Now I could see, behind the sail, the two pirates. The man in the…
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Self-evaluation 2 - Society and the environment
EduBook Organización
1771 visitas
In which section of this unit can you find the following statements: The excessive pollution of the atmosphere can cause acid rain. A global rise in temperature is, in part, caused by human activity.…
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Choose. Meteorological maps
EduBook Organización
1697 visitas
Are the following sentences true or false? Weather maps show the state of the atmosphere in a particular area. The numbers on isobars are expressed in percentages. The areas of highest pressure are…
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Syntetize. Think and answer
EduBook Organización
1675 visitas
Answer the following questions in your notebook: What are the three parts of the Earth? Name the two main types of geological forces. What happens when tectonic plates move? What is lava? What are…
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Pollination, fertilisation and the formation of seeds
EduBook Organización
1639 visitas
Pollination Sexual reproduction in plants occurs when a spermatozoid meets an ovule. For this to happen, the pollen grains need to travel from the stamens to the pistil. This process of transferring…
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