Which is the best guide for class 7th CBSE?

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How crystals of copper sulphate are prepared.?

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Why burning of wood and cutting it into small pieces are considered as two different types of changes.?

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Which Time is the class ?

What is eye of cyclone?

    • central circular region formed by cyclone is called eye of cyclone. it is comparatively calm area . and diameter can vary from 10km -30km.

    What is meant by mixed forest?

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    Why normal water is good conductor of electricity but distilled water is not?

    • Distilled water is pure water it doesn't  contain any ions . Ions are very essential to conduct electricity . therefore it doesn't conducts electricity

    English class?

    High?

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    I have a doubt in horizontal power-sharing arrangements.?

    No Answer Given