Convection Currents 1 of 4

Convection Currents 1 of 4

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Credit: Science Source/SCIENCE PHOTO LIBRARY

Caption: Demonstration of convection currents in a cup of ice water. Water, in its solid state of ice, floats. As the ice melts, the warmer water sinks, as shown by the added blue food dye.

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Keywords: buoyancy, circulation, cold, cold water, comparison, container, convection, convection current, convective, cup, current, demonstration, density, diffuse, diffusion, dye, dynamics, experiment, flow, fluid, fluid dynamics, fluid mechanics, food colouring, food dye, force, glass, gravity, ice, ice water, liquid, melt, melting, mix, mixing, physical, physics, series, temperature, thermal, thermodynamic, warm, warmer

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