fizikzauglomGRADE 9
Grade 9 Physics Problems
Topic-based Grade 9 physics problem sets with questions, answer choices, and links to the relevant theory.
189 problems11 main topics
KinematicsCoordinates, vectors, graphs, acceleration and circular motion.27 problems→Newton's lawsInertial systems, forces, gravity, weight and friction.18 problems→Curvilinear movement and balanceCentripetal force, satellites and stability of bodies.18 problems→MomentumBody impulse and force, collisions and jet motion.9 problems→Work and EnergyWork, power and conservation of mechanical energy.9 problems→Mechanical oscillationsPendulums, harmonic, free and forced vibrations.18 problems→Mechanical waves and soundTypes of waves, length, speed, properties and perception of sound.18 problems→Light phenomenaGeometric and wave optics, lenses, color and spectra.36 problems→Electromagnetic wavesOccurrence, spectrum, application and safety of radiation.9 problems→Atomic structureAtomic models, spectra, radioactivity and nuclear composition.9 problems→Nuclear physicsCommunication energy, reactions, energy and radiation protection.18 problems→