Home » Maths for Planet Earth » A Hurricane Direction Shift

A Hurricane Direction Shift


The movement of a hurricane is modelled by vector h. 

It is moving at a speed of 20 kph, with the direction of 165˚ above the equator, when portrayed on a flat map of the Earth. 

a) Write h in component form.

[2 marks]

The hurricane makes landfall. Its movement is now modelled by vector l, \(\left( \frac{15\sqrt{3}}{2}\mathbf{\text{i}},\mathbf{\ }\frac{15}{2}\mathbf{j} \right)\).

b) Find the amount by which the hurricanes speed has decreased and state the hurricanes new direction.

[3 marks]

Start exploring

Latest from blog

More Maths for Planet Earth

Human-induced warming is currently increasing at 0.02°C / year. (a) If human-induced warming was at 0.9°C in 2010, what will it be in 2020?[2
A Level
15 cities, each of varying sizes, decide to have carbon-neutral public transport systems. When the cities are arranged in size order from smallest to
A Level
Human-induced global warming is causing deserts such as the Sahara to increase in surface area. In 1950 the area of the Sahara Desert was