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Calculator
-Definition
Electronic machine capable of performing arithmetic calculations
-Advantages
-.Immediate calculations
-Exact calculations
-Performing any operation with any set of numbers.
-Disadvantages
-Disfavors mental calculation
-The algorithms of basic operations are forgotten
-Becomes a dependent object -
Steamboat
-Definition
It is a ship powered by steam engines, or steam turbines.
-Advantages
+-Great distances could be traveled by steamboat.
-It allowed a large amount of loads to be transported.
-Disadvantages
-Too much thermal energy is needed, so large amounts of carbon were used for short trips.
-Highly polluting, the smoke that the carbon gives off when it burns is very polluting. -
Lightbulb
-Definition
Source that generates artificial light
-Advantages
-They have a high electricity consumption compared to a fluorescent bulb.
-They emit much more heat due to the July effect.
-The intensity of the light is more opaque than a fluorescent bulb.
- Disavantages
-Contains mercury
-Has a higher cost.
-Is danger -
Radio
-Definition:
It is a distance communication technology through the emission of electromagnetic waves that carry audio signals.
-Advantages
-It is highly segmented.
-It enjoys wide credibility.
-Allows real-time interaction with your audience.
-Disadvantages
-It isn't suitable for deaf people.
-There is no visual image, which, in that sense, presents the medium as handicapped compared to television.
-For listeners, the advertising spot can be annoying, especially when there are many of them. -
Plane
-Definition
It is a vehicle, provided with wings and one or more engines, capable of moving through the air.
-Advantages
-Fast and reliable.
-Better access to places where other transportation does not reach.
-Reduction in the probability of damage and loss
-Disadvantages
-Dependencia on weather conditions
-Not suitable for all types of merchandise
-Greater environmental impact