Which of the following statements are true in the real world scenario?
Statement 1: A uniform motion requires no net force.
Statement 2: In practical situation friction force is always zero.
Statement 3: Friction force acts opposite to the direction of relative motion.
Statement 4: Frictional force can be minimized by using rough surface.
Which of these statements describe the properties of friction? A. Friction helps to induce magnetism B. Friction acts in the opposite direction of relative motion. C. Friction causes the surfaces in contact to wear away. D. Friction produces heat energy.