Grade 12 – Work, Energy, and Power – Key Concepts in Physics
1. Question: Explain the concept of work done and its relationship with energy. Answer: Work is defined as the product …
Read MoreGrade 12 – Motion of System of Particles and Rigid Body – Key Concepts in Physics
1. Question: Explain the concept of center of mass and its significance in the motion of a system of particles. …
Read MoreGrade 12 – Gravitation – Key Concepts in Physics
1. Question: Describe the concept of gravitational force and its relationship with mass and distance. Answer: Gravitational force is the …
Read MoreGrade 12 – Breathing and Exchange of Gases – Key Concepts in Biology
1. How is the respiratory system structured and what are its main functions? The respiratory system consists of the nose, …
Read MoreGrade 12 – Thermodynamics – Key Concepts in Physics
1. Explain the first law of thermodynamics and its application in the human body. Answer: The first law of thermodynamics …
Read MoreGrade 12 – Body Fluids and Circulation – Key Concepts in Biology
1. Explain the process of erythropoiesis and its regulation in the human body. Answer: Erythropoiesis is the process of red …
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