Description may include
- increases in flow rate of water
- changes in water temperature
- methods used to incorporate oxygen into water
- effects of photosynthesis on dissolved oxygen.
Process/Skill Questions:
- What effect does water temperature have on dissolved oxygen levels in water?
- How can dissolved oxygen levels be measured?
- How can more air be incorporated into the water?
- How do algae population levels affect the level of oxygen in water?
- How do temperature gradients in the water impact nutrient availability?