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The educational resource shows information about the energy sources: energy sources are the resources which exist in nature from which human beings can obtain energy which they can use for their activ ...
The educational resource shows information about the concept windy energy and its advantages and its disadvantages.
The educational resource shows information about the concept of thermal energy: thermal energy is due to the movement of the particles which make up matter. The particles of a body at a low temperatur ...
Electrical energy is caused by the movement of the electric charges inside conductors. This energy fundamentally produces 3 types of effects: luminous, thermal and magnetic.The following visual tries ...
The educational resource shows information about the concept of chemical energy: chemical energy is what is produced in chemical reactions. An energy cell or a battery possess this type of energy. The ...
The educational resource shows information about the concept of natural gas: Natural gas has a similar origin to oil and is usually found forming a layer or deposit on the top of oil fields. It is for ...
The educational resource shows information about the concept biomass energy and its advantages and its disadvantages.
Energy from fossil fuels (coal, oil and natural gas) comes from substances which originated from the accumulation, millons of years ago, of large quantities of remains of living beings at the bottom o ...
"Ecological pyramids are diagrams which show the abundance of organisms at each trophic level along the food chain of an ecosystem. The shapes of ecological pyramids are somewhat triangular in ...
"It is designed for the pupils to learn to make basic energy saving calculations and compare their energy expenditure with average expenditures, establishing saving strategies. " Fuente: Pro ...
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