Results. A sodium test checks how much sodium (an electrolyte and a mineral) is in the blood. The normal values listed hereâcalled a reference rangeâare just a guide. These ranges vary from lab to lab, and your lab may have a different range for what's normal.esults. A sodium test checks how much sodium (an electrolyte and a mineral) is in the blood. The normal values listed hereâcalled a reference rangeâare just a guide. These ranges vary from lab to lab, and your lab may have a different range for what's normal.
The Missouri River is a tributary of the Mississippi River. Mountain Range A mountain range is a series of mountains ridges alike in form, direction, and origin. Plain Plains are flat lands that have only small changes in elevation. Peninsula A peninsula is a body of land that is surrounded by water on three sides. Valley A valley is a low place between mountains. Delta A delta is a low, watery land formed at the mouth of a river. It is formed from the silt, sand and small rocks that flow downstream in the river and are deposited in the delta. Island An island is a piece of land that is surrounded by water. Now letâs see what you know!
Passionate about all things Australian. A river delta is the landform occurring at the river mouth, where the river meets the sea. It is largely a result of the silt brought down by the river system. The river spreads out in a fan shape into many channels called distributaries, which form outlets and islands.t is a landform that is created at the mouth of a river where that river flows into an ocean, sea, estuary, lake, reservoir or another river. Deltas are formed from the depos â¦ ition of the sediment carried by the river as the flow leaves the mouth of the river. 60 people found this useful.