Question: The suction cup (Figure 4.54) is a common device used to suspend pictures, plants, and other objects from walls, ceilings, windows, and other smooth surfaces.

The “suction cup” (Figure 4.54) is a common device used to suspend pictures, plants, and other objects from walls, ceilings, windows, and other smooth surfaces. Why is the name “suction cup” a bit of a misnomer? Is anything really “sucking”? How exactly does a “suction cup” work? Explain.

The “suction cup” (Figure 4.54) is a common device used to suspend

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