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home-made battery
Fusible links or fuses are electronic devices that protect electric circuits.
Concept of density. Performing calculations
Concept of electric attraction. Which explains the interactions among electric charges
Concept of attraction among masses
Concept that gravity is caused by the matter
The educational resource shows a visual about the Milky way: you can manipulate our galaxy in the following visual to see its characterstics.
A picture shows some transformations of energy. The energy from the sun passes to plants, to oil, to coal, to animals and to human beings; they take advantage of it by using the energy from oil, anima ...
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 ...
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