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Chapter 2 - Coggle Diagram
Chapter 2
Water's Life-Supporting Properties
Cohesion
Tendency of same kind of molecules sticking together
Surface Tension
Difficulty of breaking surface
Adhesion
Tendency of two kinds of molecules sticking together
Moderates temperature changes
Kinetic Energy
Motion
Thermal Energy
Heat
Absorbed by water
H-bonds
Evaporative cooling
Temperature
Ice Floats
Density
Less than water
Gas, Liquid, Solid
Solvent
Solution
Mixture of 2 or more substances
Solute
Substance being dissolved
Dissolving agent
Versatile
Chemical Bonds
Electrons
Electron Shells
Valence
Share electrons
Lose electrons
Gain Electrons
Covalent Bonds
Share electrons
Molecule
Nonpolar
Electrons shared equally
Polar
Electronegative atom
Found in water
Ionic Bonds
Transfer electrons
Positive ion
Negative ion
Ions
Electrically charged
Opposite charges attract
Hydrogen Bonds
Weak but vital
Chemical Reaction
Break or make
Reactants
Products
Photosynthesis
Atoms
Atomic Structure
Symbol
Name of Element
Isotope
Radioactive
Tracers
Protons
Atomic Number
Positively charged
Nucleus
Atomic Mass
Neutrons
Nuetrally charged
Electrons
Negatively charged
Smallest unit of matter
Matter
Space
Mass
Cannot be created or destroyed
Can change / conserved
Trace Elements
Iodine
Iron
Fluoride
Compounds
2 or more elements
Fixed ratio