What are scalars and vectors? Give examples. How are vectors represented symbolically and graphically?
Scalars are physical quantities that are described by only their magnitude. They do not have a direction. Examples include: Speed: The rate at which an object covers distance (e.g., 60 km/h). Temperature: A measure of the heat or cold of a substance (e.g., 30°C). Mass: The amount of matter in an object (e.g., 5 kg). … Read more