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Skills available for Tennessee eighth-grade science standards

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Tennessee Curriculum Standards (2008) Tennessee Curriculum Standards (2008)

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Inquiry

Understandings about scientific inquiry and the ability to conduct inquiry are essential for living in the 21st century.
- What tools, skills, knowledge, and dispositions are needed to conduct scientific inquiry?
  - GLE 0807.Inq.1 Design and conduct open-ended scientific investigations.
  - GLE 0807.Inq.2 Use appropriate tools and techniques to gather, organize, analyze, and interpret data.
  - GLE 0807.Inq.3 Synthesize information to determine cause and effect relationships between evidence and explanations.
  - GLE 0807.Inq.4 Recognize possible sources of bias and error, alternative explanations, and questions for further exploration.
  - GLE 0807.Inq.5 Communicate scientific understanding using descriptions, explanations, and models.

Technology & Engineering

Society benefits when engineers apply scientific discoveries to design materials and processes that develop into enabling technologies.
- How do science concepts, engineering skills, and applications of technology improve the quality of life?
  - GLE 0807.T/E.1 Explore how technology responds to social, political, and economic needs.
    - Explore the engineering-design process: going to the Moon! (8-C.4)
  - GLE 0807.T/E.2 Know that the engineering design process involves an ongoing series of events that incorporate design constraints, model building, testing, evaluating, modifying, and retesting.
    - Identify parts of the engineering-design process (8-C.1)
    - Evaluate tests of engineering-design solutions (8-C.2)
  - GLE 0807.T/E.3 Compare the intended benefits with the unintended consequences of a new technology.
  - GLE 0807.T/E.4 Describe and explain adaptive and assistive bioengineered products.

Life Science

1 All living things are made of cells that perform functions necessary for life.
- How are plant and animals cells organized to carry on the processes of life?
2 All life is interdependent and interacts with the environment.
- How do living things interact with one another and with the non-living elements of their environment?
  - Classify symbiotic relationships (8-W.5)
3 Matter and energy flow through the biosphere.
- What scientific information explains how matter and energy flow through the biosphere?
4 Plants and animals reproduce and transmit hereditary information between generations.
- What are the principal mechanisms by which living things reproduce and transmit information between parents and offspring?
  - Genetic variation in sexual reproduction (8-Q.4)
5 A rich variety of complex organisms have developed in response to a continually changing environment.
- How does natural selection explain how organisms have changed over time?
  - GLE 0807.5.1 Identify various criteria used to classify organisms into groups.
    - Use scientific names to classify organisms (8-M.3)
  - GLE 0807.5.2 Use a simple classification key to identify a specific organism.
  - GLE 0807.5.3 Analyze how structural, behavioral, and physiological adaptations within a population enable it to survive in a given environment.
    - How can animal behaviors affect reproductive success? Identify evidence to support a claim (8-R.1)
  - GLE 0807.5.4 Explain why variation within a population can enhance the chances for group survival.
  - GLE 0807.5.5 Describe the importance of maintaining the earth's biodiversity.
    - Coral reef biodiversity and human uses: explore a problem (8-X.1)
    - Coral reef biodiversity and human uses: evaluate solutions (8-X.2)
  - GLE 0807.5.6 Investigate fossils in sedimentary rock layers to gather evidence of changing life forms.
    - Compare ages of fossils in a rock sequence (8-S.2)

Earth and Space Science

6 The cosmos is vast and explored well enough to know its basic structure and operational principles.
- What big ideas guide human understanding about the origin and structure of the universe, Earth's place in the cosmos, and observable motions and patterns in the sky?
7 Major geologic events that occur over eons or brief moments in time continually shape and reshape the surface of the Earth, resulting in continuous global change.
- How is the earth affected by long-term and short term geological cycles and the influence of man?
8 The earth is surrounded by an active atmosphere and an energy system that controls the distribution life, local weather, climate, and global temperature.
- How do the physical characteristics and the chemical makeup of the atmosphere influence surface processes and life on Earth?
  - Explore air masses (8-DD.2)
  - Identify and compare air masses (8-DD.3)

Physical Science

9 The composition and structure of matter is known, and it behaves according to principles that are generally understood.
- How does the structure of matter influence its physical and chemical behavior?
  - GLE 0807.9.1 Understand that all matter is made up of atoms.
    - What are atoms and chemical elements? (8-E.1)
  - GLE 0807.9.2 Explain that matter has properties that are determined by the structure and arrangement of its atoms.
  - GLE 0807.9.3 Interpret data from an investigation to differentiate between physical and chemical changes.
    - Compare physical and chemical changes (8-F.5)
  - GLE 0807.9.4 Distinguish among elements, compounds, and mixtures.
    - Classify elementary substances and compounds using chemical formulas (8-E.5)
    - Classify elementary substances and compounds using models (8-E.6)
  - GLE 0807.9.5 Apply the chemical properties of the atmosphere to illustrate a mixture of gases.
  - GLE 0807.9.6 Use the periodic table to determine the characteristics of an element.
    - What are atoms and chemical elements? (8-E.1)
  - GLE 0807.9.7 Explain the Law of Conservation of Mass.
    - Count atoms and molecules in chemical reactions (8-F.2)
    - Calculate amounts of reactants or products in chemical reactions (8-F.3)
  - GLE 0807.9.8 Interpret the events represented by a chemical equation.
    - Count atoms and molecules in chemical reactions (8-F.2)
    - Calculate amounts of reactants or products in chemical reactions (8-F.3)
  - GLE 0807.9.9 Explain the basic difference between acids and bases.
10 Various forms of energy are constantly being transformed into other types without any net loss of energy from the system.
- What basic energy related ideas are essential for understanding the dependency of the natural and man-made worlds on energy?
11 Objects move in ways that can be observed, described, predicted, and measured.
- What causes objects to move differently under different circumstances?
12 Everything in the universe exerts a gravitational force on everything else; there is an interplay between magnetic fields and electrical currents.
- What are the scientific principles that explain gravity and electromagnetism?
  - GLE 0807.12.1 Investigate the relationship between magnetism and electricity.
  - GLE 0807.12.2 Design an investigation to change the strength of an electromagnet.
  - GLE 0807.12.3 Compare and contrast the earth's magnetic field to that of a magnet and an electromagnet.
  - GLE 0807.12.4 Identify factors that influence the amount of gravitational force between objects.
  - GLE 0807.12.5 Recognize that gravity is the force that controls the motion of objects in the solar system.

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Inquiry

Understandings about scientific inquiry and the ability to conduct inquiry are essential for living in the 21st century.

What tools, skills, knowledge, and dispositions are needed to conduct scientific inquiry?

GLE 0807.Inq.1 Design and conduct open-ended scientific investigations.

GLE 0807.Inq.2 Use appropriate tools and techniques to gather, organize, analyze, and interpret data.

GLE 0807.Inq.3 Synthesize information to determine cause and effect relationships between evidence and explanations.

GLE 0807.Inq.4 Recognize possible sources of bias and error, alternative explanations, and questions for further exploration.

GLE 0807.Inq.5 Communicate scientific understanding using descriptions, explanations, and models.

Technology & Engineering

Society benefits when engineers apply scientific discoveries to design materials and processes that develop into enabling technologies.

How do science concepts, engineering skills, and applications of technology improve the quality of life?

GLE 0807.T/E.1 Explore how technology responds to social, political, and economic needs.

GLE 0807.T/E.2 Know that the engineering design process involves an ongoing series of events that incorporate design constraints, model building, testing, evaluating, modifying, and retesting.

GLE 0807.T/E.3 Compare the intended benefits with the unintended consequences of a new technology.

GLE 0807.T/E.4 Describe and explain adaptive and assistive bioengineered products.

Life Science

1 All living things are made of cells that perform functions necessary for life.

How are plant and animals cells organized to carry on the processes of life?

2 All life is interdependent and interacts with the environment.

How do living things interact with one another and with the non-living elements of their environment?

3 Matter and energy flow through the biosphere.

What scientific information explains how matter and energy flow through the biosphere?

4 Plants and animals reproduce and transmit hereditary information between generations.

What are the principal mechanisms by which living things reproduce and transmit information between parents and offspring?

5 A rich variety of complex organisms have developed in response to a continually changing environment.

How does natural selection explain how organisms have changed over time?

GLE 0807.5.1 Identify various criteria used to classify organisms into groups.

GLE 0807.5.2 Use a simple classification key to identify a specific organism.

GLE 0807.5.3 Analyze how structural, behavioral, and physiological adaptations within a population enable it to survive in a given environment.

GLE 0807.5.4 Explain why variation within a population can enhance the chances for group survival.

GLE 0807.5.5 Describe the importance of maintaining the earth's biodiversity.

GLE 0807.5.6 Investigate fossils in sedimentary rock layers to gather evidence of changing life forms.

Earth and Space Science

6 The cosmos is vast and explored well enough to know its basic structure and operational principles.

What big ideas guide human understanding about the origin and structure of the universe, Earth's place in the cosmos, and observable motions and patterns in the sky?

7 Major geologic events that occur over eons or brief moments in time continually shape and reshape the surface of the Earth, resulting in continuous global change.

How is the earth affected by long-term and short term geological cycles and the influence of man?

8 The earth is surrounded by an active atmosphere and an energy system that controls the distribution life, local weather, climate, and global temperature.

How do the physical characteristics and the chemical makeup of the atmosphere influence surface processes and life on Earth?

Physical Science

9 The composition and structure of matter is known, and it behaves according to principles that are generally understood.

How does the structure of matter influence its physical and chemical behavior?

GLE 0807.9.1 Understand that all matter is made up of atoms.

GLE 0807.9.2 Explain that matter has properties that are determined by the structure and arrangement of its atoms.

GLE 0807.9.3 Interpret data from an investigation to differentiate between physical and chemical changes.

GLE 0807.9.4 Distinguish among elements, compounds, and mixtures.

GLE 0807.9.5 Apply the chemical properties of the atmosphere to illustrate a mixture of gases.

GLE 0807.9.6 Use the periodic table to determine the characteristics of an element.

GLE 0807.9.7 Explain the Law of Conservation of Mass.

GLE 0807.9.8 Interpret the events represented by a chemical equation.

GLE 0807.9.9 Explain the basic difference between acids and bases.

10 Various forms of energy are constantly being transformed into other types without any net loss of energy from the system.

What basic energy related ideas are essential for understanding the dependency of the natural and man-made worlds on energy?

11 Objects move in ways that can be observed, described, predicted, and measured.

What causes objects to move differently under different circumstances?

12 Everything in the universe exerts a gravitational force on everything else; there is an interplay between magnetic fields and electrical currents.

What are the scientific principles that explain gravity and electromagnetism?

GLE 0807.12.1 Investigate the relationship between magnetism and electricity.

GLE 0807.12.2 Design an investigation to change the strength of an electromagnet.

GLE 0807.12.3 Compare and contrast the earth's magnetic field to that of a magnet and an electromagnet.

GLE 0807.12.4 Identify factors that influence the amount of gravitational force between objects.

GLE 0807.12.5 Recognize that gravity is the force that controls the motion of objects in the solar system.