How Do People Use Water? Water is used for Household Uses Agriculture (farming) Industry (factories)...
Transcript of How Do People Use Water? Water is used for Household Uses Agriculture (farming) Industry (factories)...
How Do People Use Water? Water is used for
Household UsesAgriculture (farming)Industry (factories)TransportationRecreation (fun!!!)
• Farms need a constant supply of fresh water• Irrigation is the process of supplying water to areas of land to make them suitable for growing crops. • In the U.S., more water is used for irrigating farmland than for any other single purpose.
Industry What objects require water to
produce them?Water is needed to produce most
objects.
Power plants and steel mills both need huge volumes of water to cool down hot machinery.
Transportation Oceans and
rivers have been used for transporting people and goods since ancient times
Water and Living Things
Water makes up nearly two thirds of your body. That water is necessary to keep your body functioning.
Water is essential for living things to grow, reproduce, and carry out other important processes.
Plants use water, plus carbon dioxide and energy from the sun, to make food in a process called photosynthesis.
Water on EarthOnly 3 percent is fresh water.
Of that 3 percent, about three quarters is found in the huge masses of ice near the North and South Poles.
Water on EarthA fraction more
is found in the atmosphere. Most water in the atmosphere is invisible water vapor, the gaseous form of water.
Water on Earth
Less than 1 percent of the water on Earth is fresh water that is available for animals to use.
Water on EarthTypes of water on Earth
Oceans Ice Rivers and Lakes Below Earth's Surface
Water that fills the cracks and spaces in underground soil and rock layers is called groundwater. Far more fresh water is located underground than in all Earth's rivers and lakes.