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6th Energy Test #1
6th Energy Test #1: PE/KE and Thermal Energy
| Question | Answer |
|---|---|
| If an object's particles are moving very fast, does the object have more or less thermal energy? | more |
| If an object's particles are moving very slow, does the object have more or less thermal energy? | less |
| If an object's particles are really close together, is the object most likely hot or cold? | cold |
| If an object's particles are really far apart, is the object most likely hot or cold? | hot |
| What is another name for stored energy? | potential energy |
| Which has more PE...objects that are high or objects that are low? | high |
| Energy that is due to an object's location or position | potential energy |
| What is the energy of motion? | kinetic energy |
| Which objects have more kinetic eneryg...objects that are moving or objects that are stopped? | moving |
| When does a falling object have the most kinetic energy? | Right before it hits the ground |
| Which object has more kinetic energy...a fast or slow object? | fast |
| What unit do we use to measure temperature in science? | Celcius |
| What is the measure of heat energy? | temperature |
| Energy cannot be created or ___________. | destroyed |
| Energy can only be __________ from one form of energy to another form. | transformed |
| According to the Law of Conservation of Energy, the amount of energy always stays the _______. | same |
| What is freezing on the Celcius scale? | 0 |
| What is boiling on the Celcius scale? | 100 |
| Do the words heat and temperature mean the same thing? | No |
| Are the atoms in solids, liquids, and gasses always moving? | yes |
| Do the words heat and thermal energy mean the same thing? | yes |
| does heat travel from hot to cold or cold to hot | hot to cold |
| what is the average kinetic energy of all the molecules in a substance | thermal energy |
| what type of heat transfer occurs in liquids or gasses | convection |
| what type of heat transfer doesn't need atoms to transfer heat? | radiation |
| What type of heat transfer involved molecules touching each other to pass heat along? | conduction |
| What type of heat transfer occurs in a circular pattern? | convection |
| What type of heat transfer occurs when waves travel in straight lines? | radiation |
| which type of materials let heat pass through easily | conductors |
| which type of materials do not let heat pass through easily | insulators |
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edeboo
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