Question | Answer |
boiling point | the temperature at which a substance changes state from a liquid into a gas (heating) |
condensation | the changing of a gas into a liquid (cooling) |
conductor | a material that allows energy to pass through very easily |
constant | unchanging in nature or value; continuously happening |
dissolving | the process of forming a solution with another substance |
evaporation | the changing of a liquid into a gas |
freezing point | the temperature at which a substance changes state from a liquid to a solid |
ingredient | a component of substance in a mixture |
insulator | a material that blocks the flow of energy |
magnetism | the forces of attraction or repulsion that some materials have on other materials, especially iron |
mass | a measure of the amount of matter in an object |
matter | anything that has mass and takes up space |
melting point | the temperature at which a substance changes state from a solid to a liquid |
mixture | a combination of two or more substances that do not form a new substances, but maintain the properties of the original substances |
physical change | a change of matter in size, shape, or state with our changing it into a new substance |
physical state | a property of matter classified as a solid, liquid, or gas |
properties | characteristics of a substance that can be observed measured,or changed |
solution | a mixture of two or more substances blended so completely that the mixture is the same everywhere and can not be separted by a filter |
solid | matter with a definite shape and volume |
liquid | matter with no definite shape |
gas | matter with no definite shape or volume |
volume | the amount of space an object takes up |
density | the concentration of matter within an area in relation to its size (we often refer to relative density by does it sink or float |