Learn English > English lessons and exercises > English test #127680: Meteorology - clouds

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Meteorology - clouds

Clouds are classified according to their height and appearance. Clouds are defined when they form their approximate appearance.

Most of their names contain Latin prefixes and suffixes which, when combined, give an indication of their character.

There are 4 kinds of levels of classification:

High level clouds have typically a base above 5000 meters (16500ft) to 8000 meters (28000 ft). Three main types of clouds are Cirrus, Cirrostratus and Cirrocumulus.

Mid-level clouds have a base that is usually between 2000 meters and 7000 meters (6500 ft to 23000 ft). The two main types of clouds are Altostratus and Altocumulus.

Low level clouds usually have their base at a maximun of 2000 meters (6500 ft) Stratocumulus, Stratus, fog.

The clouds with vertical development are the Cumulus, Cumulonimbus. Cumuliform is a term descriptive of all convective clouds exhibiting vertical development.

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1. Fog is a that touches the ground.

2. Clouds are classified in categories.

3. Stratocumulus and stratus are level clouds.

4. Most of cloud names contain prefixes and suffixes.

5. Cumulus, Cumulus tower, Cumulonimbus are developped clouds.

6. The of the fog prevents us from going on driving.

7. Cumulonimbus are all capable of producing some serious .

8. Under the Cumulonimbus there are strong and turbulence, hailstorm.

9. The wind is , take care for the landing.

10. of fog in the vicinity of an airport give the final difficulty.

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