This model simulates thermal convection when you move a candle around. Click the applet window to add heat to start thermal convection. Hold down the mouse button, or drag your mouse. Release the mouse button will stop heating. If you want to cool it down, press the SHIFT key while doing the above.

Select Heating Thermometer       Graph Isotherm Streamline

Heating power

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Developed by Charles Xie. © 2010- The Concord Consortium.