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ENERGY
SPS2: ENERGY VOCABULARY
| Question | Answer |
|---|---|
| Conduction | transfer of heat by DIRECT CONTACT |
| Convection | MOVEMENT OF HEAT by motion of matter |
| Radiation | transfer of energy with the help of ELECTROMAGNETIC WAVES |
| Energy | ability to DO WORK |
| Transformations | when energy CHANGES from one form to another |
| Molecular motion | All molecules are in a CONSTANT MOTION |
| Thermal | HEAT ENERGY (comes from substance whose molecules and atoms vibrate faster due to RISE IN TEMPERATURE) |
| Heat capacity | # of heat UNITS needed to RAISE the temperature of a substance ONE degree |
| Mass | measure of the AMOUNT OF MATTER in an abject |
| Specific heat | heat REQUIRED to RAISE temperature of a unit of mass of a substance by 1 DEGREE CELSIUS |
| Temperature | degree or INTENSITY of HEAT PRESENT |
| Phase changes | change from one state to another WITHOUT CHANGE in CHEMICAL composition |
| Phase diagram | GRAPHICAL REPRESENTATION of a PHYSICAL state of a substance under TEMPERATURE and PRESSURE |
| Fission | nuclear reaction process in which NUCLEUS of an ATOM SPLITS into 2 SMALLER, LIGHTER nuclei |
| Fusion | reaction in which 2 or more atomic NUCLEI are COMBINED |
| Kinetic energy | energy of an object due to the objects MOTION |
| Potential energy | energy of an object has because of POSITION, CONDITION, or CHEMICAL composition of the object |
| Law of Conservation of Energy | Law states that energy CANNOT be CREATED or DESTROYED but it CAN be TRANSFORMED from one to another |
Created by:
carla.jones
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