Floating and sinking of objects in water — task. Physics CBSE Live product, Class 8 (2026-27).

Fill in the blanks below:

Why does a metal spoon sink in water, but an empty plastic bottle floats? Explain.

An empty plastic bottle floats in water because itsisthan that of water. So thepushes it upward, causing it to.

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7. Floating and sinking of objects in water