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Can you explain why the lines of latitudes decrease in size towards the poles ? how is the globe useful to us? how do we know that the earth is spherical

in shape? how can we locate places on the map with the help of latitudes and longitudes ?


Towards pole size of latitudes decrease because earth is in nearly circular shape . Globe provides us the placement of countries in earth . It also provides us the weather conditions. earth is spherical because if we start from one place in a sea then we come back to the same place so earth is spherical. using the value of latitude and longitude we can point a place .
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