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Grade 4 Heat
Heat terms for Science Midterm
| Question | Answer |
|---|---|
| Heat | The flow of the energy from one material to another. |
| Convection | When heat is transferred by the flow of liquid or gas. |
| Insulator | A material that can't transfer heat well. |
| Conductor | A material that can transfer heat well. |
| Temperature | The measure of how hot or cold something is. |
| Thermometer | A tool used to measure temperature. |
| 3 ways to transfer heat | Conduction, convection and radiation. |
| Conduction | When heat is transferred between 2 objects that are touching, or within one object. |
| Radiation | When heat is transferred through space. Things do not need to touch for radiation to happen. |
| Expands | Gets larger |
| Contracts | Gets smaller |
| Problems with fossil fuels | Non-renewable, cause pollution |
| Warmer | Particles move faster |
| Warmer | More energy |
| Cooler | Particles move slower |
| Cooler | Less energy |