GEOLOGY

EARTH SCIENCE

GROUNDWATER

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Much of the water that falls on the ground as precipitation ____
A
enters the ground through the process of infiltration
B
evaporates back into the atmosphere
C
becomes runoff and finds its way back to the ocean
D
forms small pools
Explanation: 

Detailed explanation-1: -When precipitation falls on the ground, some of it moves downwards into cracks, joints, and pores in the soil. The entry of water into the subsurface is termed infiltration. The process of percolation refers to the subsequent movement of water through subsurface soil pores until it reaches the water table.

Detailed explanation-2: -Precipitation takes one of two paths once on the ground. It runs over the surface into rivers, lakes or the ocean, and becomes surface water, or it soaks into the earth and becomes groundwater.

Detailed explanation-3: -Water Cycle Components Infiltration is precipitation that soaks into the soil. Runoff is precipitation that does not soak into the soil but instead moves on the Earth’s surface toward streams. Streamflow is water moving across the Earth’s surface in streams.

Detailed explanation-4: -Infiltration is the movement of water into the ground from the surface. Percolation is movement of water past the soil going deep into the groundwater.

Detailed explanation-5: -Groundwater is water that has infiltrated the ground to fill the spaces between sediments and cracks in rock. Groundwater is fed by precipitation and can resurface to replenish streams, rivers, and lakes.

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