1. Cycling of Matter
Chapter 2.3

2. Matter Matter is anything that takes up space and has mass.
Matter cannot be created or destroyed

4. Nutrient
Nutrients are chemical substances that an organism must obtain from its environment to sustain life and undergo life processes.
Carbon
Nitrogen
Phosphorus

5. The Water Cycle Most living organisms rely on water Precipitation
Transpiration
Percolation
Evaporation
Runoff
Groundwater

7. The Carbon Cycle All living things are made of carbon. Photosynthesis
Cellular respiration
Fossil fuels- burning releases CO2 into the atmosphere
Calcium carbonate
Coral
Clams
Oysters

9. The Nitrogen Cycle Nitrogen is an element found in proteins.
Nitrogen fixation- the process of capturing and converting nitrogen into a usable form.
Denitrification- the process of soil bacteria converting fixed nitrogen compounds back into a gas.

10. The Phosphorus Cycle
Phosphorus is an element essential for growth and development of organisms.