Recursos educativos petrol página 2

Mostrando resultados de 17

Air pollution
EduBook Organización
2213 visitas
3.1. What is air pollution? For life to exist, it is essential that the composition of air remains stable. When we pollute the air, we are changing its composition. When we add or remove any component,…
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True/False. Work it out
EduBook Organización
1950 visitas
Copy only the true statements from the following list into your notebook and say why they are true: Coal and oil, as well as causing pollution, are running out and cannot be renewed. The water used in…
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Biofuels: plant materials to replace oil
EducaMadrid Organización
4368 visitas
Facing the growth of CO2 emissions from transport and the difficulty to find alternatives to the traditional fuels for transport, Europe is proposing an immediate answer. It is encouraging the…
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Fishing techniques
EduBook Organización
1816 visitas
Fishing techniques have changed and developed throughout history. The first techniques were very rudimentary, but today they are more sophisticated and efficient. MEDCs have modern shipyards where…
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Video: What is CNG?
Tiching explorer Organización
2005 visitas
This 3 minute animation explains what CNG is and lists the benefits of this fuel. CNG is Compressed Natural Gas. As a car fuel it is a valuable alternative to petrol or diesel because it emits far less…
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Complete. Saving energy
EduBook Organización
1524 visitas
Replace the underlined words with the correct ones: walking natural gas off public transport bicycle low We can all contribute to saving energy: we can travel by car in cities, use buses powered by…
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Production and consumption of energy
EduBook Organización
1068 visitas
The most common forms of energy The most common forms of energy are electrical and heat energy from fuels. Electrical energy is used in many appliances and machines in homes and factories. Heat energy…
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