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Definition
| a small storm often accompanied by heavy precipitation and frequent thunder and lightning |
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| wide valley through which a river flows |
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| water that flows over ground surface rather than soaking into the ground |
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| a tiny groove in soil made by flowing water |
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| a channel through which water is continuously flowing downhill |
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| the process by which plants give off water vapor through their leaves |
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Definition
| process by which water molecules in liquid water escape into the air as water vapor |
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| water that falls to the earth such as rain, snow, hail or sleet |
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Definition
| clouds that form in flat layers and often cover much of the sky |
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Definition
| the amount of water vapor in a given volume of air |
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Definition
| a tropical storm that has winds of about 119 kilometers per hour or higher |
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Definition
| a lake that stores water for human use |
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Definition
| a substance such as nitrogen or phosphorus that enables plants and algae to grow |
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Definition
| percentage of water vapor in the air compared to the maximum amount of water temperature |
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Definition
| a rapidly whirling, funnel shaped cloud that reaches down to touch the earlth surface |
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Definition
| fluffy, white clouds, usually with flat bottoms that look like rounded piles of cotton |
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Definition
| a sudden spark, or energy dischage, caused when electrical charges jump between parts of a cloud, between nearby clouds, or between a cloud and the ground. |
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Definition
| a violent disturbance in the atmosphere |
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| the process in which organisms use water along with sunlight and carbon dioxide to make their own food |
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Definition
| a stream that flows into a larger stream |
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| a region in which a layer of limestone close to the surface creates deep valleys, caverns and sinkholes. |
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Definition
| a cone shaped calcite deposit that builds up from the floor of the cave. |
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Definition
| an instrument used to measure relative humidity |
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Definition
| a wide, sloping deposit of sediment formed where a stream leaves a mountain range |
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Definition
| a dome of water that sweeps across the coast where a hurricane lands |
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Definition
| a environment that provides the things an organism needs to live, grow and reproduce |
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Definition
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Definition
| a large channel in soil formed by erosion |
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Definition
| a calcite deposit that hangs from the roof of a cave |
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Definition
| a loop like bend in the course of a river |
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Definition
| a landform made of sediment that is deposited where a river where a river flows into a lake or ocean |
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Definition
| water that fills the cracks and spaces in underground soil and rock layers |
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| the process by which nutrients in a lake build up over time and cause an increase in the growth of algae |
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Definition
| a meander cut off from a river |
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Definition
| wispy, feathery clouds made of ice crystals that for at high levels |
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Definition
| the temperature at which condensation begins |
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Definition
| a ridge of land that separates one watershed from another |
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Definition
| the land area that supplies water to a river system |
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Definition
| the continuous process by which water moves from the earth's surface to the atmosphere and back |
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