Unit 11.4 What's happening in Hong Kong?

Multiple Choice

Refer the the graph of 2011, the number of hours with poor visibility in summer and autumn is ______, while the number of hours with poor visibiltiy in spring and winter is ______.

• better....poor

• poor....better

• longer....shorter

• shorter.....longer

Multiple Choice

In recent decade, the trend of wind speed has been ______ and the days of heavy rain and thunderstorms has been ______.

• declining....rising

• declining....falling

• rising....rising

• rising....falling

Multiple Choice

Which of the following is not the cause of climate change in Hong Kong?

• clearing of trees

• rapid population growth

• more factories are built

• urban development

Multiple Choice

In urban areas, many buildings are made of ______ and _____. These materials absorb _____ easily.

• concrete .... metals .... water

• glass .... metals .... winds

• iron .... steel .... heat

• concrete .... metals .... heat

Multiple Choice

In urban areas, buildings are tall and dense, which can _____ wind flow and ____ heat.

• stop....release

• block....trap

• free....prevent

• allow...reduceerr

Multiple Choice

Generally, the wind speed are _____ and the average temperature are _____ in urban areas than rural area..

• higher....lower

• lower....higher

• lower....lower

• higher....higher

Multiple Choice

In winter, how is it affected by the weather condition on the visibility of Hong Kong?

• The visibility is improved because of the northeast monsoon blows from the mainland.

• The visibility is getting worse because of the northeast monsoon blows from the mainland.

• The visibility is getting improve because of the stricter government policy on air pollution from the mainland.

• The visibility is getting worse because of the global warming and heat island effect in Hong Kong.

Multiple Choice

Which if the following are the possible impacts of poor visibility on Hong Kong?

• discupt Hong Kong external traffic

• disrupt economic activities

• increase the risk of landslides

• affect the scenery og Hong Kong

Multiple Select

Which of the following are the possible effects of climate change on Hong Kong?

• increase the risk of diseases

• increase the risk of landslides

• increase the energy consumption

• increase the sea level