Biology, 22.05.2020 01:07 ae02705

Which of the devices described below is an example of one that uses DIGITAL technology?

1. A record album stores sound information in physical grooves

2. A clock displays time information by the position of its "hands"

3. A cell phone converts sounds to numerical data and sends it

4. A thermometer shows temperature based on the height of a column of mercury

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Which of the devices described below is an example of one that uses DIGITAL technology?

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