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2109
Science chapter 9
| Question | Answer |
|---|---|
| Heat flows from __ to __ | hot cold |
| add the potental energies and the kinetic energies and you get the total __ of matter | internal energy |
| The __ of a sytem is the sum of all the kinetic energies of its particles | thermal energy |
| You can measure the change in the thermal energy by measuring the change in the __ of a sytem | temperature |
| Transferring __ __ energy, the motion, is called heating heating or cooling | particle kinetic |
| A loss of __ energy is usually accompanied by falling tempatures | thermal |
| a gain of thermal energy is usually accompanied by __ tempatures | rising |
| The tempature of an object is directly related to the __ kinetic energy of its atoms and molecules | average |
| some properties of matter are affected by __ changes | temperature |
| __ expansion happens on the particle level | thermal |
| __ resistance increases with increasing temperatures | electrical |
| the measure of the resistance of liquids to flow | viscosity |
| the quanity of thermal energy that flows from one place to another | heat |
| __ convection occurs under the influence of gravity | natural |
| thermal energy carried from one location to another by a fluid | convection |
| thermal energy that radiates from the source outward | radiation |
| the relationship between the amount of thermal energy absorbed and the temperaturechange caused by this | heat capacity |
Created by:
dmaks
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