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The Water Planet

heres some notes

TermDefinition
Water Uses household purposes, agriculture, industry, transportation and recreation
Irrigation the process of supplying water to areas of land to make them suitable for growing crops
Water & Living water is essential for living things to grow, reproduce, and carry out other important process
Photosynthesis plants making food from using the energy in sun, water and carbon dioxide (CO2)
Water distribution 97% salt water, 3 % fresh water
Water vapor gaseous form of water
Groundwater water that fills the cracks and spaces in underground soil and rock layers
Polar molecule a molecule that has electrically charged areas; for example: water
Surface tension the tightness across the surface of water that is caused by the polar molecules pulling on each other
Capillary action combined force of attraction among water molecules and with the molecules of surrounding materials
Solution a mixture that forms when one substance dissolves another substance
Solvent the substance that does the dissolving in a solution
Solute the substance that gets dissolved in a solution
Universal solvent water is called this because it is a polar substance that can dissolve most substances
Hydrophobic water fearing; nonpolar molecules; does not like to mix with water; for example: oil
Hydrophilic water loving; polar molecules; likes to mix with water; for example: sugar
Specific heat the amount of heat needed to increase the temperature of a certain mass of a substance by 1˚C (water has a high specific heat; requires a lot of heat to warm it up)
Water cycle the continuous process by which water moves through the living and nonliving parts of the environment; this process is driven by the sun’s energy
Transpiration the process by which plants release water vapor through their leaves
Cloud formation form as water vapor cools and condenses on tiny dust particles in the air
Precipitation water that falls to Earth as rain, snow, sleet, or hail
A global process the worldwide amounts of evaporation and precipitation balance each other out keeping the total amount of freshwater on Earth fairly constant
Created by: Ace0512