Cooking gas converts .................. energy into heat energy

Explanation

To solve the question "Cooking gas converts .................. energy into heat energy," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Context**: Cooking gas is used to cook food, and it provides heat energy necessary for cooking.

2. **Identify the Type of Energy**: Cooking gas, such as propane or butane, undergoes a chemical reaction when burned. This reaction releases energy.

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