Directions: Read the following paragraph and answer the questions below.

Units and Dimensional Formula are basic components of the physical sciences. The concept of units is important as it provides a measure by which physical quantities can be expressed. Essentially, any physical quantity, such as length, time, mass, or temperature, can thus be measured in terms of its units.Units like the meter, second, kilogram, and Kelvin are base units in the International System of Units (SI units), allowing scientists worldwide to interpret numerical measurements of physical quantities consistently. For example, time is measured in seconds, and mass is measured in kilograms.In addition to units, the Dimensional Formula is indispensable. It is an expression that displays how a physical quantity is dependent on the fundamental quantities of mass, length, and time. For instance, in physics, velocity is defined as the displacement (a length unit) over a period (a time unit), thus, its Dimensional Formula is LT^-1. Understanding units and dimensional formulae enables us to convert between different measurement systems, verify physical laws, and even derive relationships between different physical quantities. As such, these concepts form the backbone of scientific computation and interpretation.