Experiment of December 1, 2024:

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Solution video:

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Experiment:

Question:

What happens, when he carefully places the cardboard strip on the surface of the water?

A) The cardboard strip tilts backwards towards the soap drop and sinks.

B) The cardboard strip tilts forwards to the tip and sinks.

C) The cardboard strip rotates in a circle on the spot.

D) The cardboard strip moves forwards like a boat.