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kellan EES 3.1
| Question | Answer |
|---|---|
| water | A liquid made of H₂O that is essential for life. |
| capillary action | Water moving up a small tube or plant stem. Example: Water rising in a plant. |
| cohesion | Water molecules sticking to each other. Example: Water droplets forming beads |
| adhesion | Water sticking to other materials. Example: Water sticking to glass. |
| proptey | A characteristic of something. Example: Water’s ability to dissolve salt. |
| polarity | Uneven electrical charge in a molecule. Example: Water has positive and negative ends. |
| transfer | Movement from one place to another. Example: Heat transfer in water. |
| energy | Ability to do work or cause change. Example: Heat energy warming water. |
| atmosphere | Layer of gases around Earth. |
| hydrosphere | All the water on Earth (oceans, rivers, ice). |
| Climate | average water over a long time |
| convection | Heat movement in liquids or gases. Example: Warm water rising, cold water sinking. |
| freeze | Change from liquid to solid. |
| dissolve | When a substance mixes evenly in a liquid. Example: Salt dissolving in water. |
| specific heat capacity | Amount of heat needed to change temperature. Example: Water heats up slowly. |
| solid | Has fixed shape and volume. |
| liquid | Has fixed volume, no fixed shape. |
| gas | No fixed shape or volume. |
| solute | Substance being dissolved. |
| solvent | – Substance that does the dissolving. |
| solution | Mixture of solute and solvent. |
| surface tension | Tight surface of water caused by cohesion. |
| water cycle | Movement of water through Earth. Example: Evaporation → condensation → precipitation. |
| Kelvin scale | Temperature scale starting at absolute zero. |
| absolute scale | Another name for the Kelvin scale. |
| universal solvent | A substance that dissolves many things. Example: Water. |
| homogenous | Mixture that looks the same throughout. Example: Saltwater. |
| hetrogenouz | Mixture with visible different parts. Example: Sand and water. |