Mon Prof Augmenté
The Water’s Round Trip
The sun warms the sea, and tiny bits of water float up into the sky as invisible vapour. Up high the vapour turns back into droplets, makes clouds, falls as rain, and runs down rivers to the sea again.
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Age 8: open this week
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In the picture
- The sunlit sea surface, where warm water rises as vapour
- The white cloud, where the vapour cools into tiny droplets
- The shaft of rain falling from the cloud onto the hill
- The river carrying the rainwater back to the sea
Examples
- A puddle on the playground dries up after a sunny morning
- Steam from a hot bath makes water drops on the cold mirror
Key takeaways
- Heat from the sun turns liquid water into vapour
- Earth’s water is used again and again in the same loop
Carry on in the app
Three questions on this lesson. It has left the free week, so its quiz is for subscribers.
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