Drainage basin - the area of land drained by a river.
Catchment area - the area within the drainage basin.
Watershed - the edge of highland surrounding a drainage basin which marks the boundary between two drainage basins.
Source - the beginning or start of a river.
Confluence - the point at which two rivers or streams join.
Tributary - a stream or smaller river which joins a larger stream or river.
Mouth - the point where the river comes to the end, usually when entering a sea.
Hope this helped :)
It seems you need to move the decimal three times over, then you round the number. So the answer would be 5.5 x 10^3.
There are certain materials that prevent a building from falling in earthquakes and instead, wiggle back and forth.
Is there multiple choice? I know one is the Gobi, and I think the other is the Taklamakan desert. But I'm not sure about the latter.
Answer:
the answer woukd be 89and uy and gh and eurh nd hu8
Explanation: