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Unit E Weather
For Ms. Rieb's class.
| Term | Definition |
|---|---|
| air | What our atmosphere is made out of; a mixture of gasses. |
| altitude | How high you are above sea level. |
| atmosphere | What surrounds the earth; a mixture of gasses. |
| climate | What the weather usually is like in an area. |
| clouds | Water droplets that collect in the air to form visible white/grey shapes. |
| condensation | Drops of a liquid that are formed from a gas. |
| energy | Different kinds of things that cause motion. |
| evaporation | When a liquid changes into a gas. |
| exosphere | The top layer of the earth’s atmosphere. |
| freezing | When a liquid cools down to become a solid. |
| front (cold, warm) | When masses of air that are different temperatures meet each other. |
| Gulf Stream | A current that comes up from the Gulf of Mexico and crosses the Atlantic Ocean to northwestern Europe. |
| humidity | The level of water vapor in air. |
| hypothesis | A theorized explanation for some things that’s based on observations and can be tested. |
| landform | A formation on earth’s surface. |
| latitude | How high or low you are relative of the equator. |
| melting | When a solid is heated up and turns into a liquid. |
| mesosphere | A layer of the earth’s atmosphere between the stratosphere and the thermosphere where the temperature decreases based on how high you are. |
| meteorologist | A weather scientist. |
| ocean current | The movement of lots of water in the ocean. |
| precipitation | When water travels back to the earth. |
| pressure (high, low) | Force that’s applied to a surface. |
| prevailing wind | Common wind direction for a region. |
| stratosphere | Region of the atmosphere of earth that’s between the troposphere and the mesosphere. |
| thermosphere | Part of earth’s atmosphere above the mesosphere where temperature increases in altitude. |
| troposphere | Lowest layer of earth’s atmosphere where most weather and organisms happen and live. |
| water cycle | The cycle of water as it turns from clouds to rain to groundwater then back to clouds. |
| water vapor | Water as a gas. |
| weather | The condition of the atmosphere at a certain time and place. |
| wind | Air that moves from higher pressure to lower pressure in a horizontal movement. |