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- Water is the basic need for living things. Hence, it is an important element on earth.
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- There are multiple sources of water.
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- Water flows from the higher ground to the lower ground.
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- For example, rain on the top of the hill causes the water to flow down to the valley, hills and the little stream.
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| Natural Direction of Water Flow |
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Rain → Waterfall (On mountain or hills) → River (Lowland) → Sea
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- The natural water cycle is a continuous cycle that supplies water to living things and cools down the earth.
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- Importance of natural water cycle
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For drinking, bathing, cooking, cleaning and other daily activities.
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Reduce the surrounding temperature
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Farming and gardening
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Supply water to the river and lake for human use
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