If you shrank to the size of an ant, what would be the hardest part about surviving in a normal kitchen?

The hardest part about surviving in a kitchen at that scale would be surface tension.

At the size of an ant, water behaves like a thick, inescapable glue. A single drop of spilled water or a small puddle would not just be wet; it would act like a viscous trap. Because of surface tension, if you walked into a droplet, you might find it impossible to pull yourself out, effectively drowning in a liquid that refuses to "break" around you.

Beyond that, here are three other major challenges:

• Thermal regulation: Insects lose heat very quickly due to their high surface-area-to-volume ratio. A kitchen floor that feels room-temperature to us would feel like a freezing expanse to you. You would struggle to maintain your body temperature.
• The "breeze" of movement: The air currents caused by someone walking across the room or opening a cupboard would feel like powerful, disorienting gusts of wind, making simple navigation a physical struggle.
• The scale of surfaces: Surfaces that look smooth to us—like a granite countertop or a tile floor—would be mountainous, rugged terrain with vast, impassable gaps and crevices. You wouldn't just be walking across a floor; you would be mountain climbing just to reach a crumb of bread.

In short, the physics of your environment would shift from being a background convenience to an active, hostile force.