Reshebnik Dlia Tetrdadi Po Fiziki Bozhinova Bondarenko Evlakhova May 2026

Includes independent work and thematic control tests. Grade 9: Electromagnetism, Optics, and Advanced Mechanics

Investigating conditions for bodies floating and studying the equilibrium conditions of a lever. Grade 8: Thermal and Electrical Phenomena

Determining substance density, studying elastic properties of bodies, and measuring the coefficient of sliding friction. Includes independent work and thematic control tests

Topics include temperature, internal energy, heat capacity, and thermal balance.

Researching the interaction of charged bodies. studying elastic properties of bodies

The 9th-grade workbook contains approximately 8 laboratory works:

Volume of solids and liquids, size of small bodies, and mass of bodies using weighing methods. size of small bodies

Investigating light reflection with plane mirrors, light refraction, and determining focal lengths of lenses.