The Science of Clouds: Understanding Their Types and Significance

Read Text B, and then answer Question 1(f) on the question paper.
The Science of Clouds: Understanding Their Types and Significance
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Clouds are a fascinating aspect of our natural world, constantly changing and affecting the weather and climate. They are not just fluffy white shapes in the sky; they have significant roles in the Earth’s atmospheric system. Understanding different types of clouds and their functions can help us appreciate their impact on our daily lives and the environment.
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One of the most common types of clouds is Cirrus clouds. These are thin, wispy clouds found at high altitudes, usually above 20,000 feet. Composed of ice crystals, Cirrus clouds often appear white and delicate. They are usually seen in fair weather but can indicate that a change in the weather is coming. Their presence often signals that a warm front is approaching, which could lead to rain or snow in the coming days.
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In contrast to the gentle Cirrus clouds, Thunderheads, or Cumulonimbus clouds, are towering and dramatic. These clouds can stretch from low altitudes to over 39,000 feet. They are associated with severe weather conditions such as thunderstorms, heavy rain, hail, and even tornadoes. Thunderheads are characterised by their anvil-shaped tops and dark, dense appearance. The formation of these clouds involves strong upward air currents, which can lead to violent weather phenomena.
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Clouds also play a crucial role in regulating the Earth’s temperature. They reflect sunlight back into space, which helps to cool the planet. However, they also trap heat emitted from the Earth’s surface, contributing to the greenhouse effect. This dual function makes clouds an important factor in climate models and predictions. Scientists study clouds to understand better how they affect global warming and weather patterns.
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In recent years, cloud computing has become a significant technological advancement, borrowing its name from the natural clouds due to its vast, interconnected nature. While not related to meteorology, cloud computing serves as a metaphor for the complex data networks that store and process information over the internet. This technology has transformed how we store data, access software, and perform computing tasks, highlighting the diverse impact of clouds beyond the atmosphere.
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In conclusion, clouds are more than just a part of the scenic sky. They are integral to weather forecasting, climate science, and even modern technology. By studying clouds, we gain insights into weather patterns, climate changes, and technological innovations. Understanding the types and functions of clouds can lead to better preparedness for weather events and more efficient use of technology in our daily lives.

Question 1(f)

According to Text B, what are the types and significance of clouds?
You must use continuous writing (not note form) and use your own words as far as possible.
Your summary should not be more than 120 words.
Up to 10 marks are available for the content of your answer and up to 5 marks for the quality of your writing.

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