افتح حساباً مجانياً لبدء المنهج كاملاً والدروس التفاعلية — يعمل Google أو رقم الهاتف المحمول.
Energy stores and transfers, specific heat capacity, thermal insulation, efficiency, and energy resources.
Circuit components, resistance, series and parallel circuits, mains electricity, and the national grid.
States of matter, changes of state, particle model, latent heat, gas pressure, and Boyle's law.
Nuclear model, radioactive decay, half-life, nuclear equations, and uses of radiation.
Newton's laws, resultant forces, Hooke's law, momentum, and stopping distances.
Wave properties, reflection and refraction, sound, electromagnetic spectrum, and uses of EM waves.
Magnetic fields, motor effect, electromagnetic induction, and transformers.
Solar system, life cycle of stars, red-shift, and the Big Bang model.