Very very Important MCQs of Physics papers for 10th class

Very very Important MCQs of Physics papers for 10th class exams. what is the law of conservation of e nergy? What are the three states of matter and their characteristics? What is the difference between speed and velocity? What are the basic principles of reflection and refraction of light? What is the formula for calculating force using Newton's second law of motion? What are the different types of electrical circuits and their components