TCEQ Class D - Basic Water Works 3/8: Water Quality | Questions with 100% Correct Answers | Verified | Latest Update 2024

The molecular formula for water is ______. - H2O. Water occurs in three forms; solid ice, liquid water, and water vapor. - True The ______ cycle is the natural exchange of water between the earth and the atmosphere. - hydrologic Average water use depends on temperature, rainfall, cost, supply, and economic level. - True ______ is located below the earth's surface and tapped by wells. - Groundwater ______ water comes from rivers, lakes and reservoirs. - Surface Future water supplies will become ______ according to the TCEQ. - scarce Surface water or groundwater prior to treatment is called ______ water. - raw ______ water means the water is free of disease-causing organisms, has a chlorine residual, and is safe for human consumption. - Potable The state must be notified about changes to public water systems involving water source, water quality, and health hazards. - True