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Clouds & Particles

1. What happens in clouds?

Worksheet 2

1. Cloud names

Can you name these clouds?

1. Click to enlarge (73 kB). Photo: NOAA

2. Click to enlarge (33 kB). Photo: NOAA

3. Click to enlarge (90 kB). Photo: NOAA

4. Click to enlarge (64 kB). Photo: NOAA

2. Fill in the following words in the right spaces in the text below:

cloud condensation nuclei
oceans
droplets
deserts
aerosols
living organisms
cloud

……………………………. can come from ……………………, from ……………… or from ………………………….. They may act as ………………………. so that ………………. can form, eventually making up a …………………..

3. Observation

Look out of the window and record the different cloud types you see throughout the day.

About this page:

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