1. Cycles of Matter LS2 (5-8) SAE-7a diagramming or sequencing a series of steps showing how matter cycles among and between organisms and the physical environment.

2. Vocabulary Cycles of Matter
Water Cycle-The continuous process by which water moves from Earth’s surface to the atmosphere and back.
Evaporation-The process by which molecules of a liquid absorb energy and change to the gas state.
Condensation-The process by which a gas changes to a liquid.
Precipitation-Rain, snow, sleet, or hail.

3. Matter Smallest unit is an _______________. Atom
Combinations of two or more atoms is a _________.
Molecule

4. Three Cycles of Matter The Water Cycle The Carbon and Oxygen Cycles
The Nitrogen Cycle

5. The Water Cycle
The processes of evaporation, condensation, and precipitation make up the water cycle.

6. Evaporation
Most of the water evaporates from the surface of the ______________.
Oceans
The energy for evaporation comes from the _____.
Sun
Water released into the atmosphere from plants is called ______________.
Transpiration

7. Condensation
When water vapor rises in the atmosphere it __ ____________ . Cools down The water droplets collect around _________. Dust particles

8. Precipitation Four types of precipitation. Rain, snow, sleet, or hail.
When the water falls back to the land, it becomes ______________ or __________.
Groundwater or runoff.