COMENIUS ProjectWater Glossary
Acid Water
Affected monument of acid water
Water containing an amount of acidic substances below pH 7.0
Soft Water
Any water containing low concentrations ofdissolved minerals such as calcium and magnesium.
Melt water
Water produced by melting snow or ice
Fresh water
Water does not contain significant levels of dissolved minerals or salt
Bottled waterWater that is bottled and sold in individual packages.
Drinking water
Water that is safe for drinking and cooking.
Sewage
Water containing human waste, animal or food.
TributaryStream or river which flows or secondary flows into other major.
Water cycleThe process, driven by solar evaporation, condensation and precipitation that moves water from the oceans and the Earth to the atmosphere and then return it.
Condesation
The process whereby a liquid is converted into steam.
Rainfall
Measurement of rainfall in a locality or region over a given time.
Brackish water slightly salty
The brackish water in the Earth's surface often occurs inestuaries and lagoons where they meet the freshwater and saltwater.
Acid rain
Rain that has an extremely low pH, due to contact with atmosphericpollutants such as sulfur oxides.
Waterproof
Not easily penetrable by water.
Waterland
Land moist.
Hydrophilic
Having an affinity for water
Any alteration of physical, chemical or biological water that causes damage to living beings.
Pollution
Chlorination
Action to chlorinate drinking water to make or improve hygienic conditions.
Flood
Increased flow of rivers and streams.
Run-off
Water that slides over the ground to reach the stream channels and rivers.
Frost
Layer of cristalliced ice formed when the
water vapor contained in the air settles on the
soil or other outdoor surfaces that are colder
than 0 degrees centigrade (0ºC).
Hydrolysis
The decomposition of organic compounds by the interaction of water.
Something that repels water.
Hydrophobic
Dew Point:
Vapor condensed by the coldness of the night in very small drops and after that they appear on the surface of the soil or on the plant.
Agglomeration of droplets of liquid water suspended in the air.
Cloud:
Wall or building to contain the water.
Dike:
Spring water gushing from the earth.
Source
Frozen water violently descending from the clouds, grains of ice more or less hard and thick.
Hail
Set of liquid arts of the globe. It consists of atmospheric water vapor and the water of seas, rivers, lakes, continental ice and groundwater in solid or liquid
Hidrosphere
Showers:
A precipitation that begins and ends suddenly.
Course: Route of water from rivers or streams that
moves through a channel.
Rain Gauge:
An instrument that measures the amount of rain that falls in a given place and time.
Drizzle:
Rain consisting of small drops which falls lightly and uniformly.
Evaporation
A process by which water is converted from a liquid to vapor