The NGSS in Iowa

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Skills available for Iowa fourth-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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4-PS3 Energy

4-PS4 Waves and their Applications in Technologies for Information Transfer

  • 4-PS4-1 Develop a model of waves to describe patterns in terms of amplitude and wavelength and that waves can cause objects to move.

  • 4-PS4-2 Develop a model to describe that light reflecting from objects and entering the eye allows objects to be seen.

  • 4-PS4-3 Generate and compare multiple solutions that use patterns to transfer information.

4-LS1 From Molecules to Organisms: Structures and Processes

4-ESS1 Earth's Place in the Universe

4-ESS2 Earth's Systems

4-ESS3 Earth and Human Activity

  • 4-ESS3-1 Obtain and combine information to describe that energy and fuels are derived from natural resources and their uses affect the environment.

  • 4-ESS3-2 Generate and compare multiple solutions to reduce the impacts of natural Earth processes on humans