What are some hidden elements that are related to atmospheric research in Little Alchemy 2?

In Little Alchemy 2, there are several elements related to atmospheric research that can be considered "hidden" or less obvious. These elements often require specific combinations and steps to unlock. Below are some of the key elements related to atmospheric research and how to create them:

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1. Atmosphere
- How to Make: Combine Air + Pressure.
- Details: Atmosphere is a fundamental element for creating other atmospheric-related items. Pressure is made by combining Air + Air.

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2. Cloud
- How to Make: Combine Atmosphere + Water.
- Details: Clouds are a key part of atmospheric research and can be used to create other weather-related elements.

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3. Sky
- How to Make: Combine Atmosphere + Sun.
- Details: The sky is a broad atmospheric element and can be used to create other celestial or weather-related items.

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4. Rain
- How to Make: Combine Cloud + Water or Cloud + Time.
- Details: Rain is a weather phenomenon that plays a role in atmospheric research.

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5. Storm
- How to Make: Combine Cloud + Energy or Cloud + Electricity.
- Details: Storms are a more intense atmospheric event and can be used to create other advanced elements.

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6. Tornado
- How to Make: Combine Wind + Energy or Storm + Wind.
- Details: Tornadoes are a rare and powerful atmospheric phenomenon.

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7. Aurora
- How to Make: Combine Atmosphere + Energy or Sky + Energy.
- Details: The aurora is a beautiful atmospheric light display, often associated with polar regions.

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8. Ozone
- How to Make: Combine Oxygen + Electricity or Oxygen + Light.
- Details: Ozone is a layer in the Earth's atmosphere and is crucial for atmospheric research.

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9. Satellite
- How to Make: Combine Metal + Orbit or Rocket + Computer.
- Details: Satellites are used for atmospheric and space research.

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10. Space Station
- How to Make: Combine House + Rocket or House + Space.
- Details: Space stations are used for advanced atmospheric and space research.

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11. Weather
- How to Make: Combine Atmosphere + Time or Cloud + Time.
- Details: Weather is a broad atmospheric concept and can be used to create other weather-related elements.

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12. Barometer
- How to Make: Combine Atmosphere + Glass or Pressure + Glass.
- Details: A barometer is a tool used to measure atmospheric pressure.

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13. Climate
- How to Make: Combine Atmosphere + Time or Weather + Time.
- Details: Climate is a long-term atmospheric pattern and is related to atmospheric research.

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14. Meteorologist
- How to Make: Combine Human + Weather or Human + Barometer.
- Details: A meteorologist is a scientist who studies the atmosphere and weather.

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15. Space
- How to Make: Combine Sky + Star or Atmosphere + Star.
- Details: Space is the final frontier for atmospheric research and exploration.

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Tips for Atmospheric Research Elements:
- Start with basic elements like Air, Water, and Earth to build up to more complex combinations.
- Use Time and Energy to unlock weather-related elements.
- Experiment with Pressure and Electricity for advanced atmospheric phenomena.

By following these steps and combinations, you can uncover many hidden elements related to atmospheric research in Little Alchemy 2. Happy experimenting!