To complete this assignment you will:
1. choose one of the four educational eras and identify the key concepts and methods from a lesson project, or
assignment of that time period.
2. design a lesson, project, or assignment that school children from the chosen time period might have been given.
3. write a 500-word essay describing how your lesson project, or assignment typifies one from your chosen era.

Digital audio

Explanation:

A transducer is a devices which converts energy in one form to another. A speaker is one type of transducer which converts electrical energy into mechanical energy.

Lossless audio: It is a compressed audio format where it stores the audio occupying lesser space without losing any data and can be stored in the digital medium.

Analogy audio: Recording audios in original sounds. Before coming into digital world, records are recorded on the magnetic tape.

Digital audio: Converting audio in 0’s and 1’s which the computer understands.

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