What's your question?
  1. Wood and metal are opaque. Explanation: These materials block all light, so objects behind them cannot be seen. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

    Wood and metal are opaque.
    Explanation: These materials block all light, so objects behind them cannot be seen.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

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  2. So that the contents are easily visible. Explanation: Transparency helps quickly identify the contents without opening each container. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

    So that the contents are easily visible.
    Explanation: Transparency helps quickly identify the contents without opening each container.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

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  3. Yes, if they are made of different materials. Explanation: A stone and sponge of the same volume will have different masses due to material density. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

    Yes, if they are made of different materials.
    Explanation: A stone and sponge of the same volume will have different masses due to material density.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

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  4. It depends on the density of the material. Explanation: Less dense materials like wood float on water, while denser materials like stone sink. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

    It depends on the density of the material.
    Explanation: Less dense materials like wood float on water, while denser materials like stone sink.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

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  5. Not scientifically; weight depends on gravity, while mass is the amount of matter. Explanation: Mass is constant, but weight changes with gravitational force. For more please visit here: https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

    Not scientifically; weight depends on gravity, while mass is the amount of matter.
    Explanation: Mass is constant, but weight changes with gravitational force.

    For more please visit here:
    https://www.tiwariacademy.com/ncert-solutions-class-6-science-curiosity-chapter-6/

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