A candle appears to be underwater by superimposing the transmitted light from the beaker with the reflected light from a candle. A pane of glass between the candle and the beaker acts as both the ...

A beaker containing a mixture of insoluble solid and liquid. There is filter paper in a filter funnel above another beaker. The liquid particles are small enough to pass through the filter paper ...

Convection in a liquid Convection in a liquid can be seen by putting a crystal of potassium permanganate in a beaker of water and gently heating it with a Bunsen flame. Air current close to a ...