Reshebnik Dlia Tetrdadi Po Fiziki Bozhinova Bondarenko Evlakhova -

Investigating sound vibrations and studying the law of conservation of mechanical energy.

Researching the interaction of charged bodies. Investigating sound vibrations and studying the law of

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

Measuring the period of rotation and investigating string pendulum oscillations. Investigating sound vibrations and studying the law of