Vocabulary with alternative definitions

Term Definition
Mass the stuff objects are made of
volume space that objects take up
weight gravity acting on mass
matter a thing with mass & volume
density mass over volume
buoyancy floating
element the most basic matter
metals shiny, pretty things are made of these types of elements
atoms the smallest pieces of matter
nucleus where the protons and neutrons are
proton positive particle in the middle of atoms
neutron neutral particle in the middle of atoms
electrons negative particle on the outside of atoms
molecules groups of atoms
malleability poundability
ductility stretchability
corrosion metals rotting away
semiconductor kind of able to move electricity. sometimes.
luster shiny-ness