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5th - Chapter 9 B
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 |