| You are here: Almanahj Website ⇒ American curriculum ⇒ 1st Grade ⇒ Geology ⇒ Term 1 | ||
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Worksheet about Sources of water | ||
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| Subject: Geology | ||
| 1st Grade | ||
| Term 1 | ||
| Year: 2023/2024 | ||
| Size: 300.5KB | ||
| Number of clicks: 152 | ||
| Publish date:November 24, 2023 | ||
| Added by: Eman | ||
| Last download date: 2024-09-08 07:46:03 | By: theodor Sarah Ahmed Abdelzaher | |
| File info: Water on Earth is derived from various sources, including natural processes and human activities. Here are the primary sources of water: 1. Surface Water: Surface water refers to water that is found on the Earth's surface in rivers, lakes, reservoirs, ponds, and streams. It is replenished by precipitation, such as rain and snow, and it plays a crucial role in supporting ecosystems, agriculture, and human water supply. 2. Groundwater: Groundwater is water that is stored beneath the Earth's surface in porous rock layers, known as aquifers. It is obtained by drilling wells or extracting it from springs. Groundwater is an important source of drinking water for many communities and supplies water for irrigation and industrial purposes. 3. Precipitation: Precipitation includes rain, snow, sleet, and hail. It occurs when water vapor condenses in the atmosphere and falls to the Earth's surface. Precipitation replenishes surface water bodies and contributes to groundwater recharge. 4. Glaciers and Ice Caps: Glaciers and ice caps store vast amounts of frozen water. They are found in polar regions and high-altitude mountain ranges. When glaciers melt, they release water into rivers and lakes, contributing to surface water supplies. 5. Atmospheric Water: The atmosphere contains water vapor, which is an important source of water. Water vapor can condense to form clouds and eventually precipitate as rain or snow. Atmospheric water plays a critical role in the water cycle and the distribution of water resources. 6. Desalination: Desalination is the process of removing salt and other impurities from seawater or brackish water to make it suitable for human consumption or irrigation. Desalination plants use various methods, such as reverse osmosis or distillation, to obtain freshwater from the ocean. 7. Wastewater Treatment and Recycling: Wastewater from domestic, industrial, and agricultural activities can be treated to remove contaminants and pollutants. Treated wastewater, also known as reclaimed or recycled water, can be reused for non-potable purposes like irrigation, industrial processes, and groundwater recharge. It is important to note that while the Earth's water resources are vast, the availability and quality of water can vary regionally and over time. Sustainable management and conservation of water resources are crucial to ensure their long-term availability for human and ecological needs. | ||
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