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What is sublimation
A solid turning into gas with out being a liquid
Name two substances that sublime
Iodine and co2
What’s an atom
Smallest particle of matter that can exist by itself
What’s an ion
An atom or a group of atoms with a charge
What’s a molecule
Smallest particle of a substance that has properties of the substance
Give two features of a solid
Fixed shape fixed volume
What is temperature
The average kinetic energy of molecules
What’s diffusion
Movement from an area of high concentration to an area of low concentration
What’s osmosis
Movement of water from area of high water conc. to lower watcher conc. across selectively permeable membrane
Which phases can be compressed
Gas
What does passive mean
Doesn’t require energy
Note 
Flashcard (25)