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3.1

Zoe Buckland

QuestionAnswer
water H₂O; polar molecule essential for life.
Capillary action Water rising in narrow spaces.
Cohesion Attraction between same molecules
Adhesion Attraction between different substances.
Property Characteristic of a substance
Polarity Uneven charge distribution in a molecule.
Transfer Movement from one place to another.
Energy Ability to do work or cause change
Atmosphere Layer of gases around Earth
Hydrosphere All Earth’s water.
Climate Long-term weather patterns.
Convection Heat transfer by fluid movement.
Freeze Change from liquid to solid
Dissolve Mix evenly into a solvent.
Specific heat capacity Heat needed to raise temperature
Solid Fixed shape and volume.
Liquid Fixed volume, variable shape
Gas No fixed shape or volume.
Solute Substance dissolved
Solvent Substance that dissolves
Solution Homogeneous mixture.
Surface tension Tight surface layer from cohesion.
Water cycle Movement of water on Earth
Kelvin scale Absolute temperature scale.
Absolute scale Temperature starting at zero energy.
Universal solvent Substance dissolving many materials (water).
Homogeneous solution Evenly mixed solution.
Heterogeneous solution Unevenly mixed mixture.
Examples of heterogeneous solutions Oil and water; sand in water
Examples of homogeneous solutions Saltwater; air.
Example of adhesion Water sticking to glass.
Example of cohesion Water droplets sticking together.
Example of surface tension Water strider standing on water.
Example of capillary action –Water rising in a plant stem.
Created by: user-1996987
 

 



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