Physical Science Quarter 2 – Module 7: Propagation of LightLast updated on May 23, 2021 SHS Physical ScienceRelatedPhysical Science Quarter 2 – Module 9 Dual Nature of ElectronsPhysical Science Quarter 2 – Module 6 Understanding Newton’s First Law of MotionPhysical Science Quarter 2 – Module 2: Examples of Astronomical Phenomena Before the Advent of TelescopesPhysical Science Module 5: General Types of Intermolecular ForcesPhysical Science Module 1-Formation of Heavy Elements