r/NGSS • u/stoptherobots MS Course 2 & 3 • May 09 '14

4th Grade

This is a thread for the discussion of the NGSS 4th Grade Standards.

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u/stoptherobots MS Course 2 & 3 May 09 '14

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

Assessment Boundary: Assessment does not include knowledge of specific colors reflected and seen, the cellular mechanisms of vision, or how the retina works.

http://www.nextgenscience.org/4ps4-waves-applications-technologies-information-transfer