Category Archives: Class Notes

What is a Bar Graph Used For A bar graph (also known as a bar chart or bar diagram) is a visual tool that uses bars to compare data among categories. A bar graph may run horizontally or vertically. The … Continue reading →

Prismatic  compass is a light and simple instrument and is used for rough surveys where too much of accuracy is not necessary. Components and Adjustment of Prismatic Compass This compass is made into a box which is circular and 85 to 110 … Continue reading →

A sextant is a mechanical device for measuring the angle between two objects. Most commonly associated with navigation at sea, a sextant can also be used to help calculate the height of trees, buildings, flagpoles or any other vertical object. … Continue reading →

Tourist motivation is seen by many writers as one of the key elements in understanding tourist decision-making. The big answer to the basic question, “why do people travel?” has occupied the minds of tourist researchers for many years. Various methods … Continue reading →