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Climate in Cities
basics
1. Air Pollution
2. Urban Climate
3. Acid Rain
- What is it?
- Impact 1
- Areas in danger
* Worksheet 1
* Worksheet 2
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Climate in cities

Basics

Worksheet 1

Test yourself:

Quiz about the causes of acid rain

This is an interactive web-page.

 

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Find the right answers!

1) All scientists are talking about acid rain if the pH of the rain water is
        below:
a) pH 7.0.
b) pH 5.6.
c) pH 5.0.
d) pH 4.6.

2) The pH value of rain water indicates:
a) the content of carbon dioxide in rain water.
b) the content of dust in rain water.
c) the content of water in rain water.
d) the content of hydronium ions in rain water.

3) What is more acid than freshly brewed coffee?
a) fresh tomatoes
b) fresh distilled water
c) fresh blood
d) fresh milk

4) Which statement(s) is (are) true?
a) Sulfur dioxide of coal fired power plants protects against acid rain.
b) Nitrogen oxides of the exhaust emissions causes increasing
        pH values of rain water.
c) An acid solution of carbon dioxide in rain water is called acid rain.
d) Sulfur dioxide together with nitrogen oxides are the main causes of
        acid rain.

5) In which region did the emission of sulfur dioxide between 1960 and
        1995 increase mostly?
a) in Europe
b) in North-America
c) in Asia
d) in Oceania

6) Which nation had emitted the largest amount of nitrogen oxides in
        1995?
a) China
b) USA
c) India
d) Germany

7) About how many percet did the emission of nitrogen oxide decrease
        in Europe between 1990 and 1998?
a) The emission did not decrease.
b) The emission decreased about 15%.
c) The emission decreased about 21%.
d) The emission decreased about 44%.

 

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About this page:
Authors: M. Seesing, M. Tausch - Universität Duisburg-Essen, Duisburg / Germany
Rewiewer:
Last update: 2004-05-28

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last updated 09.07.2005 23:40:22 | © ESPERE-ENC 2003 - 2013