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Roosevelt PS4
Questions from thermal energy section
| Question | Answer |
|---|---|
| The thermal energy that flows from something of higher temperature to something of lower temperature is called ____________. | heat |
| What measures the average kinetic energy of all the particles in an object? | temperature |
| The total energy of the particles in a material is called | thermal energy |
| If the particles move more slowly the objects temperature ___________. | decreases |
| When an object increases in temperature it ___________ thermal energy. | gains |
| Thermal energy INCREASES OR DECREASES as temperature increases. | increases |
| Thermal energy INCREASES OR DECREASES as temperature decreases. | decreases |
| The amount of heat needed to raise the temperature of 1g of a material by 1 C is called | specific heat |
| When heat flows INTO OR OUT OF an object its temperature rises | INTO |
| When heat flows INTO OR OUT OF an object its temperature decreases. | OUT OF |
| What temperature scale is used in the science classroom? | Celsius |
| What temperature scale do we use in the United States when to forecast weather? | Fahrenheit |
| What temperature scale do scientists use? | Kelvin |
| Which contains more thermal energy, a 500 g of water at 50 C or 500g of water at 25 C? | 500 g of water at 50 C |
| Which con taints more thermal energy, 200 g of water at 50 C or 500 g of water at 50 C? | They have the same thermal energy |
| Which has more kinetic energy, 500 g of water at 25 C or 500 g of water at 50 C? | 500 g of water at 50 C |