Classify the following processes as exothermic or endothermic.
Burning of match stick

Explanation

To classify the burning of a matchstick as either an exothermic or endothermic process, we can follow these steps:

### Step 1: Understand the Definitions
- **Exothermic Process**: A process that releases heat to the surroundings.
- **Endothermic Process**: A process that absorbs heat from the surroundings.

### Step 2: Analyze the Burning of a Matchstick
- When a matchstick is struck against a rough surface, the friction generates heat, which ignites the chemicals on the matchstick's head.
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