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Layers of Earth
Age 8 · Science
Earth is made of layers, like a ball with different parts inside. At the middle is a solid metal ball, then a hot liquid layer, a thick slow-moving layer, and a thin rocky shell where we live.
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Age 8: open this week
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In the picture
- Inner core: a solid metal ball at the centre.
- Outer core: a hot liquid layer around the inner core.
- Mantle: a thick hot layer that moves very slowly.
- Crust: a thin rocky shell where we live.
Examples
- A hard-boiled egg has a yolk, white, and shell like Earth’s layers.
- A peach has a pit, flesh, and skin that show different inside parts.
Key takeaways
- Earth’s inside is very hot.
- We live on the thin outer crust.
Quiz: Layers of Earth (Age 8)
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What is at the very centre of Earth?
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What layer is thick, hot, and moves very slowly?
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Where do we live on Earth?
The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.
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