Does every sip of soda taste the same?
Then it is Homogeneous.
A root beer float is not Homogeneous. It is Heterogeneous. There is soda, and ice cream and foam. Some sips you get a lot of root beer. Some sips you get a lot of ice cream.
There are lines of Latitude (parallel lines running East-West).
There are lines of Longitude (lines running North-South from pole to pole).
Some of these have special names.
The Longitude line running through Greenwich, UK, is 0 degrees Longitude and is called the Prime Meridian.
en.wikipedia.org names are also given to some … Read more