Experiment of December 14, 2024:

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Solution video:

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Experiment:

Question:

What does she observe, when she puts one grape in the still water and another in the sparkling water?

A) The grape in still water floats, the one in sparkling water sinks.

B) The grape in the sparkling water floats, the one in the still water sinks.

C) Both grapes float.

D) Both grapes sink.

Advice of the day:

By "floating", we mean that the grape is not at the bottom of the glass, but halfway up the glass or on the surface of the water, even if only for a brief moment.