Weatherthings
Dew is Condensation
We find dew often on a clear morning when wind is calm. Dew is water droplets that condenses out of the air, when the relative humidity rises to 100%. Often seen on cars and grass, dew is a part of the water cycle.
Weatherthings
Frost
We find frost often on a clear cold morning when wind is calm, and the temperature is near or below freezing. Frost is ice crystals that form from moisture in air, when the relative humidity rises to 100%. Often seen on cars and grass,...
Crash Course
Crash Course Kids 24.2: Dinosaur Pee?
All the water on Earth is just constantly recycled in what we call a closed system. No water comes in and no water goes out. So that means that, at some point, it's possible the water we're drinking was once from the dinosaurs. [4:47]
Crash Course
Crash Course Kids 24.1: The Great Aqua Adventure
In this episode of Crash Course Kids, Sabrina Cruz shows us how the water cycle works and how you can create a mini water cycle right in your own kitchen. [4:28]
Khan Academy
Khan Academy: Ecology: The Water Cycle
How the sun's energy drives the water cycle on Earth. [8:13]