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Skills available for North Carolina eighth-grade science standards

Standards are in black and IXL science skills are in dark green. Hold your mouse over the name of a skill to view a sample question. Click on the name of a skill to practice that skill.

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Matter: Properties and Change

Energy: Conservation and Transfer

  • NCES.8.P.2 Explain the environmental implications associated with the various methods of obtaining, managing, and using energy resources.

Earth Systems, Structures and Processes

  • 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:

    • NCES.8.E.1.2 Summarize evidence that Earth's oceans are a reservoir of nutrients, minerals, dissolved gases, and life forms:

    • NCES.8.E.1.3 Predict the safety and 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 humans requires:

      • Monitoring of the hydrosphere

      • Water quality standards

      • Methods of water treatment

      • Maintaining safe water quality

      • Stewardship

Earth History

Structures and Functions of Living Organisms

  • NCES.8.L.1 Understand the hazards caused by agents of diseases that effect living organisms.

    • NCES.8.L.1.1 Summarize the basic characteristics of viruses, bacteria, fungi and parasites relating to the spread, treatment and prevention of disease.

    • NCES.8.L.1.2 Explain the difference between epidemic and pandemic as it relates to the spread, treatment and prevention of disease.

  • NCES.8.L.2 Understand how biotechnology is used to affect living organisms.

    • NCES.8.L.2.1 Summarize aspects of biotechnology including:

      • Specific genetic information available

      • Careers

      • Economic benefits to North Carolina

      • Ethical issues

      • Implications for agriculture

Ecosystems

Evolution and Genetics

  • NCES.8.L.4 Understand the evolution of organisms and landforms based on evidence, theories and processes that impact the Earth over time.

Molecular Biology

  • NCES.8.L.5 Understand the composition of various substances as it relates to their ability to serve as a source of energy and building materials for growth and repair of organisms.

    • NCES.8.L.5.1 Summarize how food provides the energy and the molecules required for building materials, growth and survival of all organisms (to include plants).

    • NCES.8.L.5.2 Explain the relationship among a healthy diet, exercise, and the general health of the body (emphasis on the relationship between respiration and digestion).