THE HYDROLOGIC CYCLE Processes of the Hydrologic Cycle

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THE HYDROLOGIC CYCLE

THE HYDROLOGIC CYCLE

Processes of the Hydrologic Cycle �Evaporation: Process in which liquid water changes into water

Processes of the Hydrologic Cycle �Evaporation: Process in which liquid water changes into water vapor. �During evaporation energy is absorbed by water molecules.

�Condensation: Process in which water vapor changes into liquid water. �During condensation energy is

�Condensation: Process in which water vapor changes into liquid water. �During condensation energy is released by water molecules.

�Precipitation: Process in which water returns or falls to earth’s surface. � Examples are

�Precipitation: Process in which water returns or falls to earth’s surface. � Examples are rain, snow, sleet and hail.

� Runoff: water (precipitation) collects on Earth’s surface and runs downhill to streams, rivers,

� Runoff: water (precipitation) collects on Earth’s surface and runs downhill to streams, rivers, lakes and oceans.

Related Terms �Transpiration: water released by plants and evaporates.

Related Terms �Transpiration: water released by plants and evaporates.

Related Terms �Groundwater: water collects and flows beneath the ground. �Aquifer: underground layer of

Related Terms �Groundwater: water collects and flows beneath the ground. �Aquifer: underground layer of permeable rock where water exist. �Contamination: pollution and/or chemicals in water

Water Cycle Questions � 1. Why are the water droplets on the baggies clear?

Water Cycle Questions � 1. Why are the water droplets on the baggies clear? � 2. Does the Earth have more or less water on it than 1000 years ago? � 3. Clouds are examples of what? � 4. Where is water released in the water cycle?

Water falls to the Earth as rain, snow, sleet or hail. This is referred

Water falls to the Earth as rain, snow, sleet or hail. This is referred to as: A. B. C. D. E. Groundwater Runoff Precipitation Condensation Perspiration I don’t know

The sun’s energy is absorbed by water molecules causing a change of state. This

The sun’s energy is absorbed by water molecules causing a change of state. This process is called A. B. C. D. E. Evaporation Condensation Transpiration Precipitation I don’t know

As water vapor cools it collects in tiny droplets in our atmosphere. This is

As water vapor cools it collects in tiny droplets in our atmosphere. This is called A. B. C. D. E. Evaporation Precipitation Condensation Runoff I don’t know