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Water is a clear, odorless, tasteless liquid that is essential for all forms of life. It is made up of two hydrogen atoms and one oxygen atom, giving it the chemical formula H2O. Water is found in various forms on Earth, including oceans, rivers, lakes, and in the atmosphere as vapor.
3 days ago · Since water is vital for life on Earth, places beyond Earth that have water are of great interest. As a polar molecule, it has specific chemical properties, like the ability to dissolve other molecules.
Water is called the essence of life for a reason. Nothing on Earth can survive without it. It governs the life of all plants and animals and makes up more than 60% of human body weight. It is what makes Earth unique. Wherever there is water, there is life, to some extent.
They're much larger than ice cubes - how do they float in the ocean? These free science worksheets look at the compound that support living things. 71% of the surface of the Earth is covered with water, but only 1 percent of that water is considered drinkable water.
Water is essential for life. Without it, all living things would die eventually. Drinking it regularly is key to our survival. Help your kids understand the importance of water by looking at the graph in the worksheet together, and help them answer the questions it contains.
All animals and plants need water to survive, and the human body is more than three-fourths water. Life-forms use water to carry nutrients around the body and to take away waste. Water also helps break down food and keep organisms cool, among other very important jobs.
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Why is water important? 1) Allows life to thrive on earth( habitat). 2) Living organisms are made of water ( 60% - 70% of human body). 3) major effect in shaping the landscapes. 4) Affect the weather and climate. 5) Affect the culture. 6) Use to provide energy How is the World’s Water Distributed? Earth has been called “the blue planet.”
