1. The hydrologic cycle says that water is constantly in motion. Of every 100,000 gallons of water, how much is actually in motion?

	100,000 gallons
	100 gallons
	10 gallons
	5 gallons

2. What is the most important factor when considering water quality?

	Clarity
	Evaporation
	Carbon Dioxide
	Taste

3. How much water is used to hand wash the dishes?

	12 gallons
	20 gallons
	35 gallons
	17 gallons

4. How much of the human body is water?

	72 percent
	66 percent
	85 percent
	22 percent

5. How much have Lake Mead's water levels dropped due to the drought?

	70 feet
	100 feet
	35 feet
	60 feet