| A | B |
| currents | carries warm water to the polls |
| salinity | amount of salt in water |
| surface fresh water | water that sits on the ground level containing no salt - ex: rivers and lakes |
| evaporation | When water turns from a liquid to a gas |
| sublimation | ice changing directly to gas without melting first |
| groundwater | water found in between soil and rocks, under the ground |
| aquifer | layer of rock and soil that groundwater occupies |
| water table | top level of an aquifer |
| condensation | water changing from gas to liquid, also known as dew |
| iceberg | a piece of ice that breaks off a sheet of ice |
| glacier | when ice is several kilometers thick and covers land |
| stratus clouds | clouds that cover the whole sky, low altitude, look dark |
| cirrus clouds | clouds that are thing whispy and white - found at high altitudes |
| cumulus clouds | mid-altitude clouds, small puffy clouds |
| sleet | frozen rain |
| frost | when water vapor freezes without changing into a liquid |