Homework activity No
1 What is a pressure gradient force?
2 Explain how the Coriolis force affect
in the Northern Hemisphere.
3 What is meant by geostrophic flow?
4 a) Name the winds which blow towards the equatorial low,the ITCZ
b) Outline why this area is called a convergence zone
5 a) Name the two winds which meet in the subpolar low pressure in the southern hemisphere
Southern Hemisphere.
b) Name the two winds which meet in the subpolar low pressure in the
Northern Hemisphere.
c) What name is given to this meeting point of these wind system in
both hemispheres?
6 Is the Coriolis force greatest at the equator or at the poles
7 In which direction is air deflected in the southern hemisphere
8 Why are trade winds Easterly in both the northern and southern hemisphere
9 Predict what would happen if we had no winds movement on earth
Answers
Answer:
9.Absent a gentle breeze or mighty gale to circulate both warm and cold weather around the Earth, the planet would become a land of extremes. Areas around the Equator would become intensely hot and the poles would freeze solid. Whole ecosystems would change, and some would completely disappear.
5a)
The Intertropical Convergence Zone, or ITCZ, is the region that circles the Earth, near the equator, where the trade winds of the Northern and Southern Hemispheres come together. The intense sun and warm water of the equator heats the air in the ITCZ, raising its humidity and making it buoyant.
1.The pressure-gradient force is the force that results when there is a difference in pressure across a surface. In general, a pressure is a force per unit area, across a surface. ... The resulting force is always directed from the region of higher-pressure to the region of lower-pressure.
7.left
Because the Earth rotates on its axis, circulating air is deflected toward the right in the Northern Hemisphere and toward the left in the Southern Hemisphere. This deflection is called the Coriolis effect.
Explanation:
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