GEOLOGY

EARTH SCIENCE

GROUNDWATER

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A place where the water table is higher than the surface and where a natural flow of groundwater results is called:
A
a spring.
B
a geyser.
C
an artesian well.
D
Karst topography.
Explanation: 

Detailed explanation-1: -Springs are formed where the water table naturally meets the land surface, causing groundwater to flow from the surface and eventually into a stream, river, or lake. The water table level can vary in different areas and even within the same area.

Detailed explanation-2: -A spring is a natural flow of groundwater to Earth’s surface in places where the ground surface dips below the water table. Wells and springs are classified into two groups-ordinary and artesian.

Detailed explanation-3: -A perched water table (Figure 1) is an accumulation of groundwater that is above the water table in the unsaturated zone. The groundwater is usually trapped above an impermeable soil layer, such as clay, and actually forms a lens of saturated material in the unsaturated zone.

Detailed explanation-4: -The movement of groundwater in the saturated zone is termed percolation. Water moves slowly by percolation through very small pores along parallel, threadlike paths. 7. Figure 12.9: Water percolates from areas where the water table is high towards areas where it is lowest (towards surface streams or lakes).

Detailed explanation-5: -The water found below the water table is called groundwater. It is found under the ground in the cracks and spaces in soil, sand and rock. Was this answer helpful? 0.

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