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Matter (#2)
Science Vocabulary
Question | Answer |
---|---|
atom | the smallest building blocks of matter |
boiling point | the temperature at which a substance changes from the liquid phase to the gas phase |
change of state | the physical change from one state of matter to another |
density | the amount of mass an object or substance has based on a unit of volume |
element | a pure substance made of only one kind of atom |
freezing point | the temperature at which a substance changes from the liquid to the solid phase |
heat energy | energy that is transferred from hot to cold objects |
liquid | matter with no definite shape, but with a definite volume |
mass | the amount of matter in an object |
matter | anything that has weight and takes up space |
melting point | the temperature at which a substance changes from the solid phase to the liquid phase |
periodic table | table of all known chemical elements organized according to their properties |
phase | a state in which matter can exist (solid, liquid, gas, plasma) |
plasma | phase in which matter is extremely high in energy, and cannot be contained by ordinary matter, very rare on Earth |
solid | phase in which matter has a definite shape and volume |
solvent | a liquid substance capable of dissolving other substances |
solubility | the ability of a substance to dissolve in another substance |
volume | the amount of space taken up by an object or substance |