Planetary Wind Belts

There are ___________ major pressure belts on the earth's surface.

• three

• four

• six

• seven

The ____________ low-pressure belt extends from 0 to 5° North and South of Equator

• Equatorial

• Subtropical

• Subpolar

At about 30°North and South of Equator lies the area where the ascending equatorial air currents descend. This area is thus an area of high pressure. It is also called as the _____________________.

• Doldrums

• Tropics

• Horse Latitude

• Low

The equatorial low-pressure belt is also called as _______________ because it is a zone of total calm without any breeze.

• horse latitude

• doldrums

• subpolar

The winds from subtropical region blow towards the Equator as ____________ winds

• Trade

• Polar Easterlies

• Westerlies

The belts located between 60° and 70° in each hemisphere are known as ______________Pressure Belts

• Sub-Polar Low

• Sub-Tropical High

• Polar High

At the North and South Poles, between 70° to 90° North and South, the temperatures are always extremely ___________.

• high

• moderate

• low

Wind moves from _________ pressure areas to __________ pressure areas.

• high, low

• low, high

Due to the Coriolis Effect in northern hemisphere winds are deflected towards their _____________.

• left

• centre

• right

The following are the three types of winds

• Permanent

• Periodic

• Local

• Public