Hc-4 The Convection Box

Aim

To demonstrate convection currents in air.

Apparatus

• Convection box
• Candle
• Smoke source

Convection Box.

Description

The convection apparatus consists of a wooden box with clear plastic sides and two chimneys. A lighted candle is placed beneath one of the chimneys and an incense stick is held over the other. The convection current is clearly visible.