Earth's shape
This online tutorial will explain the earth's shape and its hemispheres.
This online tutorial will explain the earth's shape and its hemispheres.
This YouTube video delves into the impact that tourism can have on a country's economy.
This YouTube video delves into the impact that tourism can have on the environment.
This video explains how to calculate the gradient (slope) of a straight line.
This YouTube video explains how to calculate an irregular area on a map.
This YouTube video explains how to calculate a regular area on a map.
Video 1: Introduces the concepts of points, lines, rays and line segments
Video 2: Provides examples of points, lines, line segments and rays
Video 3: Common mistakes made
This diagram, Vernier scale use 0.02 scale measurement is 19.44 mm, illustrates how to read the length of the given object using vernier calliper.