a.
rainfall
c.
irrigation
b.
snowmelt
d.
aquifers
A
They were good and adventurous sailors and good successful traders.
The primary source is today not certain; probable equivalent to the source of the Rukarara river. The end is in the Mediterranean sea.
The primary source of acid rain is sulphur oxides e.g H2SO4,SO2,SO3 respectively
Source : BAE, JIEUN [http://myspace.com/91113111]
The Xi River begins as it enters Yunnan Province from the autonomous region of eastern Guangxi.
Length - 4,132 miles Primary source - White Nile Secondary source - Blue Nile Source confluence near Khartoum Mouth - Mediterranean Sea The link below will give further information.
Length - 4,132 miles Primary source - White Nile Secondary source - Blue Nile Source confluence near Khartoum Mouth - Mediterranean Sea The link below will give further information.
It is a primary source.
Tidewater region is the south eastern region of Virginia. Animals that live there includes wading birds, mussels, small fish and crabs. The water has the source of food for these animals.
A picture can indeed be a primary source.
it is a primary source
The source is the confluence of the primary source - White Nile and the secondary source - Blue Nile is near Khartoum. It flows into the Mediterranean Sea