Earth's rotations and revolutions
These two short online tutorials discuss how the earth rotates and then the earth's revolutions.
These two short online tutorials discuss how the earth rotates and then the earth's revolutions.
In the first URL, the YouTube video explains why earth has spring, summer, autumn and winter seasons. The second URL summarizes the key takeaway points.
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.
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.
This short online resource elaborates on the difference between climate and weather and why understanding the climate is important.
This short online tutorial highlights the difference between weather and climate.