How does the atom connect all the concepts studied in Grade 9 Science?
Matter & Energy
Energy 
stored within the bonds
of its atoms
Substance made up of various 
types of particles
 The Electromagnetic Spectrum
Electromagnetic Radiation
an atom absorbs energy 
Static Electricity
Imbalance between positive
and negative charges 
an excess of charged electrons 
Current Electricity
Flow of Charged Particles
Electrons or Ions
small charged
parts of the atom
Biotic & Abiotic Elements
Abiotic Elements
Plants
Animals
made up of a
combination of
atoms
Photosynthesis and 
Cellular Respiration
Glucose
6 carbon atoms, 6 oxygen 
atoms, 12 hydrogen atoms
Ecosystems
Subatomic Particles
 Three Main Particles
Protons, Neutrons, & Electrons
 Evolution of Stars
Nuclear Fusion
atoms of light elements 
are squeezed under 
pressure
Bohr Rutherford Diagrams
Simple Atomic Models
number of electrons in 
each shell of the atom
The Periodic Table
Elements
made up of 
atoms