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Science · Chapter 1

Matter in Our Surroundings

States of matter and their interconversion.

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  1. Step 1 · learn

    Matter in Our Surroundings: States, Particles and Changes of State

    Build the idea with clear explanations and worked examples.

    4 min lesson
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  2. Step 2 · practice

    Practise Matter in Our Surroundings

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  3. Step 3 · test

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