click below
click below
Normal Size Small Size show me how
science
chapter 10 vocab
Term | Definition |
---|---|
energy | the ability to do work or cause change |
state | the form in which matter exists |
solid | a state of matter that has a definite shape and a definite volume |
liquid | a state of matter that has no definite shape, but a definite volume |
gas | a state of matter with no definite shape or volume |
freezing point | the temperature at which a liquid freezes |
boil | to heat a liquid to the point at which it changes to a gas |
boiling point | the temperature at which a liquid boils |
potential energy | the an object has because of its position; also the internal stored energy of an object, such as energy stored in chemical bonds |
kinetic energy | energy that an object has due to its motion |
energy transformation | a change from one form of energy to another |
law of conservation of energy | the rule that energy cannot be created or destroyed |
friction | the force that two surfaces exert on each other when they rub against each other |
temperature | how hot of cold something is |
fahrenheit scale | the temperature scale on which water freezes at 32 degrees and boils at 212 degrees |
celsius scale | the temperature scale on which water freezes at 0 degrees and boils at 100 degrees |
kelvin scale | the temperature scale on which zero is the temperature at which no more energy can be removed from matter |
absolute zero | the temperature at which no more energy can be removed from matter |
heat | the transfer of thermal energy from a warmer object to a cooler object |
convection | the transfer of thermal energy by the movement of a fluid |
convection current | the movement of a fluid, cause by differences in temperatures, that transfers heat from one part of the fluid to another |
radiation | the transfer of energy by electromagnetic waves |
conduction | the transfer of thermal energy from one particle of matter to another |