1. Name and describe the two major sources of drinking water. 2. Name four contaminants that may be found in drinking water. 3. How many sources of contamination can you list? 4. List and describe the effects of contaminants in drinking water.
1. Name and describe the two major sources of drinking water. 1. Surface water: found on Earth's surface in lakes, rivers, dugouts and reservoirs 2. Groundwater: found in underground lakes called aquifers