Please, identify three ways we use analog and digital signals in our everyday lives.

Sources of analog (continuous) information:

1. Violin. It can create a sound of any height. The transition from tone to tone is smooth and continuous.

2. TV. The kinescope beam moves smoothly and continuously across the screen, and the brightness of individual sections changes smoothly.

3. Phone, the sound Volume changes smoothly and continuously.

Analog information can be turned into digital information (for example, you can assign a number in different colors or write music in notes) and Vice versa.

Explanation:

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.