Weather & Climate (Wind systems)

When does a land breeze occur?

• during the day

• at night

Which of the following statements is correct?

• The land has a higher temperature at night.

• Warm air expands and rises over the sea during the day.

• Air moves from an area of high pressure to an area of low pressure.

• Air moves from an area of low pressure to an area of high pressure.

Where does relief rain fall on the mountain?

• the leeward side

• the windward side

• the left side

• the right side

What is the name of the force produced by the earth's rotation?

• Corolla

• Convection

• Frictional

• Coriolis

In the northern hemisphere, where are the winds deflected?

• to the left

• to the north

• to the right

• to the south

Why does Singapore receive high rainfall in December?

• Northwest monsoon

• Northeast monsoon

• Southeast monsoon

• Southwest monsoon

When does the Southwest monsoon occur?

• between Jan to Apr

• between Jun to Sept

• between Jul to Dec

• between Nov to Feb

What happens in the northern hemisphere during the Southwest monsoon?

• Air over Central Asia heats up, expands and rises thus forming a region of low pressure.

• Air over Australia heats up, expands and rises thus forming a region of high pressure.

• Air over Central Asia cools down, sinks and thus forming a region of low pressure.

• Air over Central Asia cools down, sinks and thus forming a region of high pressure.

Identify the area of low pressure for the Northeast monsoon.

• Singapore

• China

• Philippines

• Australia

Which of the following is true for the Northeast monsoon?

• As the winds cross the Equator, they change direction (to the left) due to Coriolis effect.

• As the winds cross the Equator, they change direction (to the right) due to Coriolis effect.

• The winds are blowing from the southern hemisphere to northern hemisphere.

• It occurs between June to September.