Zero Conditional

Used to talk about facts, general truths, and habits. The result always happens.

The Structure

If + Present Simple
⬇
Present Simple

Examples

If you freeze water, it turns to ice.
If babies are hungry, they cry.
If you touch fire, you get burned.
Note: In the Zero Conditional, we can often use 'when' instead of 'if' without changing the meaning.
Examples:
  • When it rains, the grass gets wet.
  • When ice melts, it becomes water.
  • When I wake up late, I am late for school.