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Module #2 Chemistry
Vocabulary for Module #2: Energy, Heat, and Temperature
| Question | Answer |
|---|---|
| Energy | The ability to do work |
| Work | The force applied to an object times the distance that the object travels parallel to that force |
| Heat | Energy that is transferred as a consequence of temperature differences |
| The first law of thermodynamics | Energy cannot be created or destroyed. It can only change form. |
| Potential energy | Energy that is stored |
| Kinetic energy | Energy that is in motion |
| Joule | The metric unit for energy |
| C= 5/9(F-32) | Equation for converting fahrenheit to celsius |
| F=9/5(C)+32 | Equation for converting celsius to fahrenheit |
| K=C+273.15 | Equation for converting celsius to kelvin |
| Calorie (cal) | The amount of heat necessary to warm one gram of water one degree Celsius |
| 1 calorie = _.___ Joules | 4.184 |
| 1 food calorie = ____ chemistry calories | 1,000 |
| Specific heat | The amount of heat necessary to raise the temperature of 1 gram of a substance by 1 degree Celsius |
| 1.000 cal/g.^0 C or 4.184 J/g.^0 C | The specific heat of water |
| -q object = q water +q calorimeter | calorimetry equation |