033 ACID ERODES LIME STONE

1
033 ACID ERODES LIME STONE
A simple experiment to prove erosion of stones by
acids which may be due to acid rains as well.
MATERIALS REQUIRED
Lemon, Leaves A piece of wood A piece of lime
stone
LEMON
STONE
WOOD
LEAVES
2
Place the leaf on wood and add few drops of lemon
on it. Observe it carefully the lemon drops
just spread there and when they are on wood they
are the same
3
white erosion
Next place the leaf on lime stone and add few
drops of lemon on it. Observe it carefully. The
lemon drops just spread there and when they are
on the stone there is white erosion on the stone
indicating acids can erode lime stones and the
houses built with it. A warning for acid rain.