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SCIENCE
Water and its Properties
20
Science
6th Grade
11/12/2012

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Cards

Term
surface tension
Definition

water's ability to "stick to itself"

or the cohesion of water at the TOP of a body of water

Term
cohesion
Definition
water molecules attracted to other water molecules
Term
adhesion
Definition
water molecules attracted to other materials
Term
solvent
Definition

a substance that dissolves another substance to form a solution

water is a universal solvent

Term
evaporation
Definition

the process where water changes from a liquid to a vapor

(this is the opposite process from condensation)

Term
precipitation
Definition

water droplets that fall from the clouds to the Earth

(rain, snow, sleet, hail)

Term
condensation
Definition

the process where water vapor cools and changes back into a liquid

(des, frost, fog)

(this is the opposite process from evaporation)

Term
water cycle
Definition
the constant movement of water from earth's surface into the atmosphere and back again
Term
Water is a ________ made up of 2 atoms hydrogen and 1 atom of oxygen.
Definition
compound
Term
The surface of a body of water has
Definition
high surface tension
Term
What allows some insects to "walk on water"?
Definition
high surface tension of water
Term
density
Definition
mass of an object/volume of an object
Term
Ice is _____ than water.  This is why it floats.
Definition
less dense
Term
3 phases of the water cycle
Definition
  • evaporation
  • condensation
  • precipitation
Term
evaporation is
Definition
liquid to gas
Term
condensation is
Definition
gas to liquid
Term
precipitation is
Definition
liquid or solid form
Term
Example of evaporation
Definition
water leaving a cup left outside
Term
Example of condensation
Definition
clouds; fog on the bathroom mirror
Term
example of precipitation
Definition
rain, snow
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