NCES.8.E.1 - Understand the hydrosphere and the impact of humans on local systems and the effects of the hydrosphere on humans.
- NCES.8.E.1.1 - Explain the structure of the hydrosphere including:(a)Water distribution on earth;(b)Local river basin and water availability.
- NCES.8.E.1.2 - Summarize evidence that Earth's oceans are a reservoir of nutrients, minerals, dissolved gases, and life forms: Estuaries, Marine ecosystems, Upwelling, Behavior of gases in the marine environment, Deep ocean technology and understandings gained.
- NCES.8.E.1.3 - Predict the safety and potential potability of water supplies in North Carolina based on physical and biological factors, including:Temperature;Dissolved oxygen;pH;Nitrates and phosphates;Turbidity;Bio-indicators
- NCES.8.E.1.4 - Conclude that the good health of environments and organisms requires: Monitoring of the hydrosphere; Water quality standards; Methods of water treatment; Maintaining safe water quality; Stewardship