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Science Final Vocab
Term | Definition |
---|---|
Matter | Anything that has mass and takes up space. |
Element | A substance that cannot be broken down into any other substance by chemical or physical means |
Atom | The smallest particle of an element. |
Molecule | A neutral particle made of two or more atoms joined by covalent bonds. |
Compound | A substance made of two or more elements chemically combined in a specific ratio, or proportion. |
Chemical formula | A combination of symbols that represents the elements in a compound. |
Weight | Force of gravity on an object. |
Mass | A measure of the number of atoms in it. |
ISU(International System of Units) | a system of physical units based on the meter, kilogram, second etc. |
Volume | |
Density | |
physical change | |
chemical change | |
energy | |
solid | |
liquid | |
fluid | |
gas | |
melting point |