Question | Answer |
matter | anything that has mad and takes up space |
volume | a measure of the size of a body or region of 3-D figure |
menisus | a curve at a liquid surface and is measured |
weight | a measure of gravitation force on an object and changes within the universe |
inertia | the tendency of an object tot resist change in motion unless an outside force acts upon it |
mass | measure of matter in an object |
chemical property | property of matter that describes a substence ability to propitiate in chemical reaction |
chemical change | a change that occurs when 1 or more substences change intern entirely new substance with new propertys |
physical change | a change of matter from 1 form to another without any chemical changes |
density | the ratio of the mass of the substance to the volume of the substance |
physical property | a charaertic of substance that does not involve a chemical change |
element | a substance that cannot be separated or broken down into simpler substances by chemical means |
pure substance | a sample of matter either a single or a compound that has definite chemical and physical propertys |
metal | element that is shiny and and conducts electricty well |
non-metal | element that conducts heat and electricity poorly |
metalliod | element that have property of both met and non-metal |
compound | a substence made up of atoms of 2 or more different elements join by chemical bonds |
mixture | a comb. of 2 or more substances that are not chemically combined |
states of matter (SOF) | physical forms which includes a solid,gas or liquid |
solid | the physical forms of matter in which the volume and shape of a substance are fixed |
gas | SOF that does not have a definite volume or shape |
liquid | SOF that has a definite volume but not shape |
solution | a numogenous mixture throughout which 2 or more subences are uniformly dispersed |
solute | in a solution, substences that dissovle in the solvent |
concentration | the amount of a particular substence in a given quantity of a mixture |
solubility | the ability of 1 substance to dissolve in another at a given temp. and pressure |
solvent | in a substence in which the solute dissolves |