What happens to air above a hot surface?

It warms, expands, and lowers surface pressure.

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  1. It cools and sinks quickly
  2. It turns into hail
  3. It warms, expands, and lowers surface pressure ✔

Why: A hot surface warms air, which expands, lowers density, and lowers surface air pressure.

Huh, didn't know that: A hot surface warms air, which expands, lowers density, and lowers surface air pressure.

The dad joke
Hot air is full of itself, so it expands.
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References

Answer: It warms, expands, and lowers surface pressure. A hot surface warms air, which expands, lowers density, and lowers surface air pressure.

  1. Weather en.wikipedia.org/wiki/Weather
    A hot surface warms the air above it causing it to expand
    Checked 2026-11-07.

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