On the political map of the South America, draw the equator. Mark the countries located on the equator.
There are 3 countries in South America from which the equator passes
They are Ecuador, Colombia, and Brazil. They are marked on the above shown map.
Collect under mentioned material and observe how destruction of trees effect the soil cover.
(i) Three small flowerpots or food cans (e.g., cold drinks tin cans),
(ii) one big can with holes punched in the bottom (this will act as sprinkling can),
(iii) twelve coins or bottle caps