What must occur before clouds can form?
Understand the Problem
The question is asking about the necessary conditions or processes that must be in place before clouds can form in the atmosphere.
Answer
The air must be saturated.
Before clouds can form, the air must be saturated.
Answer for screen readers
Before clouds can form, the air must be saturated.
More Information
Clouds form when air containing water vapor cools to its dewpoint and condenses on tiny particles called nuclei.
Tips
A common mistake is to think that clouds form without the need for air to be saturated. Remember, saturation means the air cannot hold any more water vapor.
Sources
- How Clouds Form | National Oceanic and Atmospheric Administration - weather.gov
- How Do Clouds Form? | NASA Climate Kids - climatekids.nasa.gov
- What are clouds and how do they form? - Met Office - metoffice.gov.uk
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