Terminology
Matter - Fancy word for “stuff”
Atom - Building blocks of matter
Iron, Oxygen, Carbon, etc.
Periodic table
Element - Cannot be broken down into another substance. Made of only 1 type of
atom
Compound - 2 or more atoms of different elements
Ex. CO2
Molecule - 2 or more atoms of the same or different element
Ex. O2 , CO2
Three Subatomic Particles
Proton:
Matter - Fancy word for “stuff”
Atom - Building blocks of matter
Iron, Oxygen, Carbon, etc.
Periodic table
Element - Cannot be broken down into another substance. Made of only 1 type of
atom
Compound - 2 or more atoms of different elements
Ex. CO2
Molecule - 2 or more atoms of the same or different element
Ex. O2 , CO2
Three Subatomic Particles
Proton: