Ground Water: water that has penetrated the soil surface. It may evaporate out in dry weather, be taken up by plants, or may be flowing or trapped below ground in between water impervious layers of rocks in aquifers or underground streams.
Did You Know?
A mule is a hybrid animal, a mix of a female horse (a mare) and a male donkey (a jack). Remember, "M" for mom, "M" for mare and "D" for dad, "D" for donkey. Switching the parents will produce a hinny. The mule is the superior work animal, preferred by canal boat captains on the C&O Canal.