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题目

解题步骤

1. Understand the question
   1. what is the function of the battery in an electric circuit?regulates the circuitcontrols the circuitserves as the source of the electric currentuses the electric current
2. Brief Explanations

   Circuit regulation is done by components like resistors, control by switches, and current use by loads (e.g., bulbs). A battery converts chemical energy to electrical energy, supplying the circuit with electric current.

3. Final answer

   serves as the source of the electric current

答案

Question Analysis

OCR Text

5. what is the function of the battery in an electric circuit?regulates the circuitcontrols the circuitserves as the source of the electric currentuses the electric current

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