Table of Contents
- 1 What is water stored in cracks called?
- 2 What is the water that fills the cracks and spaces underground called?
- 3 Where water fills the cracks between soil and rock?
- 4 What is called underground water?
- 5 What kind of water flows in a storm?
- 6 What is the name of the line that separates two drainage basins?
What is water stored in cracks called?
Groundwater is the water found underground in the cracks and spaces in soil, sand and rock. It is stored in and moves slowly through geologic formations of soil, sand and rocks called aquifers.
What is the water that fills the cracks and spaces underground called?
groundwater
Water that has travelled down from the soil surface and collected in the spaces between sediments and the cracks within rock is called groundwater. Groundwater fills in all the empty spaces underground, in what is called the saturated zone, until it reaches an impenetrable layer of rock.
What is the term for water flowing through rock?
An aquifer is a body of porous rock or sediment saturated with groundwater. Groundwater enters an aquifer as precipitation seeps through the soil. It can move through the aquifer and resurface through springs and wells.
What happens when water moves through the cracks in the rocks?
Water seeps into cracks in rock, freezes, and widens the cracks; then the water melts, seeps in deeper, freezes and expands, widening cracks further; the rock eventually breaks down. How do chemical changes produce weathering? Chemical changes produce new substances with properties that can cause rock to break apart.
Where water fills the cracks between soil and rock?
The water then fills the empty spaces and cracks above that layer. The top of the water in the soil, sand, or rocks is called the water table and the water that fills the empty spaces and cracks is called ground water.
What is called underground water?
groundwater, water that occurs below the surface of Earth, where it occupies all or part of the void spaces in soils or geologic strata. It is also called subsurface water to distinguish it from surface water, which is found in large bodies like the oceans or lakes or which flows overland in streams.
What is a water aquifer?
When a water-bearing rock readily transmits water to wells and springs, it is called an aquifer. Wells can be drilled into the aquifers and water can be pumped out. Precipitation eventually adds water (recharge) into the porous rock of the aquifer.
What is the flow of water through soil called?
Flow of water through soils is called seepage. Seepage takes place when there is difference in water levels on the two sides of the structure such as a dam or a sheet pile as shown in Fig. 1.
What kind of water flows in a storm?
Water sometimes moves overland during heavy storms as a sheetwash, a thin layer of unchanneled water. Sheetwashes typically occur in arid climates or where the ground is saturated and cannot accept any more water. Eventually sheetwash flow forms small channels called rills; rills join to form larger temporary streams.
What is the name of the line that separates two drainage basins?
The line of highest elevation that separates one drainage basin from another is called a drainage divide. The Continental Divide is a north‐south line in the western United States and Canada that separates those streams that flow into the Pacific Ocean from those that empty into the Atlantic Ocean or the Gulf of Mexico.
Where does the water flow in a stream?
The stream flows downhill and across lower elevations to its terminus, where it enters another stream, lake, or ocean. This terminus is called the mouth of the stream. The stream is often flanked on both sides by a flat floodplain that is created when periodic flooding deposits mud and silt over extensive, low‐lying areas.