Im not really good with essays,but i can give you an idea.
I think the best way to learn things is to find an interest in it and continue doing some research on it until you have a good understanding of it.Thing like a new sport or experiment
Answer:
The Nile is composed of two tributaries: the White Nile and the Blue Nile. The White Nile, which is the longer of the two, begins at Lake Victoria in Tanzania and flows north until it reaches Khartoum, Sudan, where it converges with the Blue Nile.
Explanation:
It is approximately 0.00001581