Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
|
Kinetic Energy |
Energy of motion |
|
|
Potential energy |
Source of energy |
|
|
KMT |
Force between molecules and the energy they possess |
|
|
Elastic collision |
No loss of kinetic energy in the collision |
|
|
Temperature |
Measure of the intensity of heat |
|
|
Heat |
Form of energy that flows between 2 samples of matter because of their differences in temperature |
|
|
Pressure |
Force per unit area |
|
|
Phase change |
A change from one state to another without a change in chemical composition |
|
|
Melting point |
Solid is the temperature change from solid to liquid at atmospheric pressure |
|
|
Vaporization |
Liquid or solid to gas |
|
|
Evaporation |
Liquid to gas |
|
|
Boiling |
Temperature at which the material changes from liquid to gas |
|
|
Freezing |
Exothermic process, liquid to solid when heat and pressure is released |
|
|
Condensation |
Change of physical state of matter from gas to liquid |
|
|
Deposition |
Direct solidification of a vapor by cooling |
|
|
Sublimation |
Endothermic phase transition that occurs at temperatures and pressures below a triple point |
|
|
Triple point |
3 phases coexist in a intersection inside a equilibrium |
|
|
Heating curve |
Plot of temperature verses time for a substance where energy is added |
|
|
Phase diagram |
Graph showing the conditions of solid, liquid, and gas phases of a substance or mixture |
|
|
Law of conservation of energy |
Law of science that states that energy can't be created or destroyed |
|
|
Calorie |
Amount of heat required to raise the temperature of one gram of water from 14.5c to 15.5c |
|
|
Joule |
A unit of energy in the SI system , joule is 1kg |
|
|
Specific heat |
Amount of heat needed to raise the temperature of 1gram of a substance |
|
|
Calorimeter |
Apparatus or container for reaction, change of state or solution |
|
|
Enthaply |
Thermodynamic properly of a system. Reflects the capacity to do non mechanical work and release heat |
|
|
Entropy |
Thermodynamic measure of the disorder in a system, corresponds to an increase in disorder and dispersion of energy |
