Environment & Ecology · EVS
Seema, an EVS teacher, asked students to collect objects around them like a metal pen, steel spoon, and plastic spoon, and put the objects one by one in a bucket of water to observe whether they float or sink. Students asked her why the steel spoon sinks but the plastic spoon floats. She did not think it was necessary to introduce 'density' to explain this to them, because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They cannot remember the concept of density.
- 2They form alternate conceptions about density.✓
- 3They will learn 'density' in higher classes.
- 4They cannot conduct activities related to 'density' to understand it.
Correct answer
They form alternate conceptions about density.
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