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Science8 Vocab
Chemistry Vocabulary
Question | Answer |
---|---|
Mass per unit of volume | Density |
substances can not be broken down by physical or chemical means | Element |
amount of matter in an object | Mass |
force of gravity on an object | Weight |
2 or more elements chemically combined | Compound |
2 or more substances physically combined | Mixture |
amount of space an object occupies | Volume |
has mass and volume | Matter |
change in chemical make-up of a substance | Chemical Change |
change in observable characteristics | Physical Change |
observed or measured without changing composition of matter | Physical Properties |
ability to undergo change; reaction by way of its composition | Chemical Properties |
energy of movement | Kinetic Energy |
gas to solid or solid to gas | Sublimation |
liquid to gas | Vaporization |
gas to liquid | Condensation |
basic unit of matter | Atom |
positive charge in nucleus | Proton |
neutral charge in nucleus | Neutron |
negative charge orbiting nucleus | Electron |
ability to pull into wires | Ductile |
ability to be pounded into sheets | Malleable |