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Water Cycle
Key vocabulary to support the teaching of the water cycle
Term | Definition |
---|---|
Atmosphere | The envelope of air surrounding the earth and bound to it by gravity. |
Condensation | A change of state in which gas becomes a liquid by cooling. |
Evaporation | When a liquid changes state to a gas. |
Infiltration | Water movement is interrupted by something, usually vegetation. |
Impermeable | A substance which fluids are unable to pass through e.g. rock |
Interception | When precipitation lands on vegetation. |
Precipitation | Moisture that falls from the air to the ground. |
Saturated | When land is unable to hold any more liquid. |
Surface Run Off | Water running across the surface of the earth. |
Transpiration | Water evaporating off vegetation. |
Water Cycle | The continual movement of water between the rivers, oceans, atmosphere and land. |