Explain something with the thousand most used words in English

Electronic basics:

Computers and other things uses parts that work on hard and fast truths. These part’s out-puts are smaller, larger, or different than their in-puts. Some turn in-puts over, some make the in-put change slower, faster, or stronger than before.

The order of these parts causes their out-put to be what the things were made to do.

Computers show pictures and sounds from questions asked of them.