ELECTRICITY
Electricity is a form of energy present in almost all human activities within a developed society. Thanks to electricity we can light our homes, communicate by phone, play video games, ... . One of electricity’s main advantages is its versatility, for example, it can be easily transformed into other types of energy, such as electric power/light energy/lighting energy, mechanical energy, heat energy/calorific energy, etc.
EXERCISE
What electrical effect do these appliances produce?
EXERCISE
Within the following appliances there are energy transformations: