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  1. Water vapor - Wikipedia

    Water vapor, water vapour or aqueous vapor is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced from the evaporation or boiling of …

  2. Water Vapor - NASA Earth Observatory

    Water evaporates from the Earth's surface and rises on warm updrafts into the atmosphere. It condenses into clouds, is blown by the wind, and then falls back to the Earth as rain or snow.

  3. Steamy Relationships: How Atmospheric Water Vapor Amplifies …

    Feb 8, 2022 · Water vapor is Earth’s most abundant greenhouse gas. It’s responsible for about half of Earth’s greenhouse effect — the process that occurs when gases in Earth’s …

  4. Chapter 4: Water Vapor – Atmospheric Processes and Phenomena

    Water can exist as a solid, liquid, or gas at typical conditions found on Earth. As we learned, the process of liquid water becoming water vapor is called evaporation and this process absorbs …

  5. Water Vapor (H₂O) - Definition, Types, Structure ... - Examples

    Jan 28, 2025 · Water vapor is a form of water in its gas state, invisible to the naked eye, that exists in the air around us. When water heats up, whether from the sun warming a puddle or …

  6. Water vapor | Britannica

    Water vapor is the primary form of atmospheric moisture. Although its storage in the atmosphere is comparatively small, water vapor is extremely important in forming the moisture supply for …

  7. Studying Earth’s Stratospheric Water Vapor - NASA

    Aug 17, 2021 · When water warms and evaporates from the Earth’s surface it becomes gaseous in the form of water vapor, H2O. As water vapor rises into the atmosphere, it cools and can …

  8. What State Of Matter Is Water Vapor? - enviroliteracy.org

    Dec 22, 2024 · Water vapor, the gaseous phase of water, is not to be confused with visible steam or mist. These visible phenomena are composed of tiny droplets of liquid water suspended in …

  9. water vapor - Glossary of Meteorology

    Mar 29, 2024 · Water substance in vapor form; one of the most important of all constituents of the atmosphere. Its amount varies widely in space and time due to the great variety of both …

  10. What Is Water Vapor? (with pictures) - AllTheScience

    May 21, 2024 · Water vapor condenses from the rain storm clouds, forming water droplets that fall onto the Earth's landforms. The vapor can also be excessively cooled while in the atmosphere, …

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