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Science Fianl Part 1
Question | Answer |
---|---|
Two Examples of Matter and Non-Matter | Pencil, Folder (matter) and Sound, Light (non-matter) |
Definition of an Atom | Basic unit of a chemical unit, contains protons, neutrons, and electrons |
Definition of a Molecule | 2 or more atoms bonded together chemically |
Characteristics of Water Molecules | Can be all three states of matter, attracted to each other |
Matter | any physical substance that takes up space |
mass | any amount of matter in an object |
volume | amount of space an object takes up |
vaporization | liquid to gas |
freezing | liquid to solid |
condensation | gas to liquid |
evaporation | liquid to gas |
melting | solid to liquid |
deposition | gas to solid |
sublimation | solid to gas |
element | part of something aspect |
compound | something composed of 2 or more chemically combined elements |
homogeneous | particles distribute evenly |
heterogeneous | particles do not distribute evenly |