Eighth Grade Science

Scientific Process Skills - 6th, 7th & 8th Grade

Inquiry

Students

  • Generate scientific questions based on observations, investigations, and research.
  • Design and conduct scientific investigations.
  • Use tools and equipment (e.g., microscopes, spring scales, stop watches, models, thermometers, PH meters) appropriate to scientific investigations.
  • Use metric measurement devices in scientific investigations.
  • Construct charts and graphs from data and observations dealing with investigation.
  • Identify patterns in data.

Inquiry Analysis and Communication

Students

  • Analyze information from data tables and graphs to answer scientific questions.
  • Evaluate data, claims, and personal knowledge through collaborative science discourse.
  • Communicate and defend findings of observations and investigations
  • Draw conclusions from sets of data from multiple trials of a scientific investigation.
  • Use multiple sources of information to evaluate strengths and weaknesses of claims, arguments, or data.

Reflection and Social Implications

Students

  • Evaluate the strengths and weaknesses of claims, arguments, and data.
  • Describe limitations in personal and scientific knowledge regarding science concepts.
  • Identify the need for evidence in making scientific decisions
  • Evaluate scientific explanations based on current evidence and scientific principles.
  • Demonstrate scientific concepts through various illustrations, performances, models, exhibits, and activities.
  • Design solutions to scientific problems using technology.
  • Describe the effect humans and other organisms have on the balance of the natural world.
  • Describe what science and technology can and cannot reasonably contribute to society.
  • Describe how science and technology have advanced because of the contributions of many people throughout history and across cultures.

Eighth Grade Specific Science Curriculum Concepts

Force and Motion

Constructing New Scientific Knowledge

  • Generate scientific questions about the world based on observation.
  • Design and conduct scientific investigations.
  • Use tools and equipment appropriate to scientific investigations.
  • Use metric measurement devices to provide consistency in an investigation.
  • Use sources of information in support of scientific investigations.
  • Write and follow procedures in the form of step-by-step instructions, formulas, flow diagrams, and sketches.

Reflecting on Scientific Knowledge

  • Evaluate the strengths and weaknesses of claims, arguments, or data.
  • Describe limitations in personal knowledge.
  • Show how common themes of science, mathematics, and technology apply in real-world contexts

Using Physical Science Knowledge: Motion of Objects

  • Qualitatively describe and compare motion in two dimensions.
  • Relate motion of objects to unbalanced forces in two dimensions.
  • Describe the non-contact forces exerted by magnets, electrically charged objects, and gravity.
  • Design strategies for moving objects by application of forces, including the use of simple machines.

Waves, Energy and Vibrations

Constructing New Scientific Knowledge

  • Generate scientific questions about the world based on observation.
  • Design and conduct scientific investigations.
  • Use tools and equipment appropriate to scientific investigations.
  • Use metric measurement devices to provide consistency in an investigation.
  • Use sources of information in support of scientific investigations.
  • Write and follow procedures in the form of step-by-step instructions, formulas, flow diagrams, and sketches.

Electricity and Magnetics

Constructing New Scientific Knowledge

  • Generate scientific questions about the world based on observation.
  • Design and conduct scientific investigations.
  • Use tools and equipment appropriate to scientific investigations.
  • Use metric measurement devices to provide consistency in an investigation.
  • Use sources of information in support of scientific investigations.
  • Write and follow procedures in the form of step-by-step instructions, formulas, flow diagrams, and sketches.

Reflecting on Scientific Knowledge

  • Show how common themes of science, mathematics, and technology apply in real-world contexts.

Using Physical Science Knowledge: Matter and Energy

  • Construct simple circuits and explain how they work in terms of the flow of current.
  • Investigate electrical devices and explain how they work, using instructions and appropriate safety precautions.

Using Physical Science Knowledge: Changes in Matter

  • Describe common energy transformations in everyday situations.

Using Physical Science Knowledge: Motion of Objects

  • Describe the non-contact forces exerted by magnets, electrically charged objects, and gravity.
  • Use electric currents to create magnetic fields, and explain applications of this principle.

Structures in Matter

Constructing New Scientific Knowledge

  • Generate scientific questions about the world based on observation.
  • Design and conduct scientific investigations.
  • Use tools and equipment appropriate to scientific investigations.
  • Use metric measurement devices to provide consistency in an investigation.
  • Use sources of information in support of scientific investigations.
  • Write and follow procedures in the form of step-by-step instructions, formulas, flow diagrams, and sketches.

Reflecting on Scientific Knowledge

  • Evaluate the strengths and weaknesses of claims, arguments, or data.
  • Describe limitations in personal knowledge.
  • Show how common themes of science, mathematics, and technology apply in real-world contexts
  • Describe the advantages and risks of new technologies.
  • Develop an awareness of and sensitivity to the natural world.
  • Recognize the contributions made in science by cultures and individuals of diverse backgrounds.

Using Physical Science Knowledge: Matter and Energy

  • Describe and compare objects in terms of mass, volume, and density.
  • Explain when length, mass, weight, density, area, volume or temperature are appropriate to describe the properties of an object or substance.
  • Classify substances as elements, compounds, or mixtures and justify classifications in terms of atoms and molecules.
  • Describe the arrangement and motion of molecules in solids, liquids, and gases.

Using Physical Science Knowledge: Changes in Matter

  • Describe common physical changes in matter: evaporation, condensation, sublimation, thermal expansion and contraction.
  • Describe common chemical changes in terms of properties of reactants and products.
  • Explain physical changes in terms of the arrangement and motion of atoms and molecules.

Reflecting on Scientific Knowledge

  • Evaluate the strengths and weaknesses of claims, arguments, or data.
  • Describe limitations in personal knowledge.
  • Show how common themes of science, mathematics, and technology apply in real-world contexts
  • Describe the advantages and risks of new technologies.
  • Recognize the contributions made in science by cultures and individuals of diverse backgrounds.

Using Physical Science Knowledge: Changes in Matter

  • Describe common physical changes in matter: evaporation, condensation, sublimation, thermal expansion and contraction.
  • Explain physical changes in terms of the arrangement and motion of atoms and molecules.
  • Describe common energy transformations in everyday situations.

Using Physical Science Knowledge: Waves and Vibrations

  • Explain how sound travels through different media.
  • Explain how echoes occur and how they are used.
  • Explain how light is required to see objects.
  • Describe ways in which light interacts with matter.
  • Describe the motion of vibrating objects.
  • Explain how mechanical waves transfer energy.

 

Changes in Matter

Constructing New Scientific Knowledge

  • Generate scientific questions about the world based on observation.
  • Design and conduct scientific investigations.
  • Use tools and equipment appropriate to scientific investigations.
  • Use metric measurement devices to provide consistency in an investigation.
  • Use sources of information in support of scientific investigations.
  • Write and follow procedures in the form of step-by-step instructions, formulas, flow diagrams, and sketches.

Reflecting on Scientific Knowledge

  • Describe limitations in personal knowledge.
  • Show how common themes of science, mathematics, and technology apply in real-world contexts.
  • Describe the advantages and risks of new technologies.
  • Develop an awareness of and sensitivity to the natural world.

Using Physical Science Knowledge: Matter and Energy

  • Explain when length, mass, weight, density, area, volume or temperature are appropriate to describe the properties of an object or substance.
  • Describe the arrangement and motion of molecules in solids, liquids, and gases.

Using Physical Science Knowledge: Changes in Matter

  • Describe common physical changes in matter: evaporation, condensation, sublimation, thermal expansion and contraction.
  • Describe common chemical changes in terms of properties of reactants and products.
  • Explain physical changes in terms of the arrangement and motion of atoms and molecules.

 

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