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10 Cards in this Set

  • Front
  • Back
Recycle
to reuse old objects so they can be made into new products
Natural Resources
a material found in nature that is useful to humans water, wood, coal, minerals, etc.
Water cycle
the constant movement of water from earth's surgace to the air and back again.
Evaporation
part of the water cycle whre liquid water changes into gas called water vapor.
Water Vapor
water in the form of gas produced when water evaporates.
Condensation
part of the water cycle in which water in the air cools and changes into liquid forms (clouds)
precipitation
part of the water cycle water that falls to earth usually as rain, snow, sleet of hail.
Run Off
water from rain of melted snow that flows along earth's surface into bodies of water.
Ground water
water traped under ground in cracks and spaces in the bed rock that can come to the surface through wells of springs.
Model
away tyo show something so its makes it easier to study a model represents a real thing.