Higher Atmosphere

Basics

2. Weather researchers quiz

Worksheet 2

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This page is an interactive web-page. (For a printable (download-) version see above.)

Find the right answers!

1) Why do weather balloons burst in altitudes of 30 to 35 kilometers?
The balloons burst, because:

a) in that region very aggressive birds are flying.
b) the air pressure decreases with increasing altitude and the gas inside the balloon expands more and more.
c) the balloons are equipped with a self destruction mechanism. This mechanism explodes in these altitudes.
d) the sunlight destroy the skin of the ballon in that altitude.

2) Which measuring method uses the interaction of molecules and light?

a) SONAR
b) SODAR
c) LIDAR
d) RADAR

3) Which measuring device render measurements in altitudes above
40 km?

a) satellites
b) airships
c) weather balloons
d) research air planes

4) How large is the ozone portion in the stratosphere?
It is about

a) 1/10.
b) 1/1000.
c) 1/1000 000.
d) 1/1000 000 000.

5) Which statement(s) is (are) true?

a) In the troposphere the temperature increases with increasing altitude.
b) In the tropopause prevails calm.
c) In the stratosphere the temperature decreases with increasing altitude.
d) In the tropopause exists a minimum of temperature.

6) Which air pressure will you find at a hight of 11000 meter?
It is about

a) 500 hPa.
b) 250 hPa.
c) 120 hPa.
d) 60 hPa.

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About this page:

Authors: M. Seesing, M. Tausch - Universität Duisburg-Essen, Duisburg / Germany
Rewiewer: Elmar Uherek - Max Planck Institute, Mainz

Last update: 2004-05-13

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