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Clouds & Particles
basics
1. Clouds
- Water in the atmosphere
- Formation of clouds
- Cloud types
* Worksheet 1
* Worksheet 2
* Worksheet 3
* Worksheet 4
2. Particles
3. Sun and clouds
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Clouds & Particles

Basics

1. Clouds

 

Worksheet 3

 

 

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Can you answer the following questions?


1) Thermal convection is...
a) the transition of water vapour to water droplets
b) when two or more droplets meet and form bigger droplets
c) the rise of warm air and sink of cold air
d) condensation

 

3) Which of these processes for formation for clouds is false?
a) Heat from the sun heats the ground and water evaporates
b) The temperature in rising air increase
c) Warm air rises and cold air sinks
d) Chilling of humid air can lead to condensation

 

5) The cirrus, stratus and cumulus names of the clouds are inspired by the clouds'...
a) color
b) formation process
c) altitude
d) shape

 

7) The alto clouds are found at...
a) high level
b) mid level
c) low level
d) low, mid and high level

 

9) Clouds with nimbus or nimbo in their names...
a) are very stable, and usually stay in the sky for several days without changing shape or location
b) can only contain water droplets, and not ice
c) can give rain
d) are thin and feathery
2) Convection may lead to...
a) cloud formation
b) warmer air near the ground
c) slowing of the water cycle
d) evaporation

 

4) Clouds can appear as fog when...
a) cold air flow horizontally to a warm area
b) most air flow horizontally to a warm area
c) cold most air flow horizontally to a dry area
d) warm most air flow horizontally to a cold area

 

6) The cirrus clouds consist of...
a) water droplets
b) only water vapor
c) ice crystals
d) vapor, droplets and ice

 

8) The low level clouds all have names containing...
a) cumulus or cumulo
b) stratus or strato
c) cirrus or cirro
d) altus or alto

 

10) Thermal convection forms...
a) storms
b) cumulus clouds
c) halo (a ring around the sun)
d) cirrus clouds

Quiz results:

Questions you got right:

Questions you got wrong:

Grade in %:


Authors: Ellen K. Henriksen and Camilla Schreiner - University of Oslo - Norway. Scientific reviewer: Justine Gourdeau - LaMP Clermont ferrand - France - 2004-01-13. Quiz programmer: Julia Heres - University of Nürnberg - Germany. Last update: 2004-03-27.

  

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last updated 09.07.2005 19:43:40 | © ESPERE-ENC 2003 - 2013