State any three safety measures one should observe in the event of an earthquake.

Explanation

**Step-by-Step Text Solution:**

1. **Move to an Open Field:**
- In the event of an earthquake, the first safety measure is to quickly move away from buildings and structures and head towards an open field. This is important because tall buildings may collapse or have falling debris, which can pose a serious risk to safety.

2. **Turn Off Gas Connections:**
- The second safety measure is to turn off the main connection of gas cylinders in your home. Earthquakes can cause gas leaks if cylinders fall or pipes break, leading to the risk of fire or explosions. Ensuring that the gas supply is shut off can prevent hazardous situations.

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