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Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
Cycles in an ecosystem
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Cycles in an ecosystem

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Transcript

  • 1. Warm up
    Why are cycles important in an ecosystem?
    How do cycles show the laws of Conservation?
  • 2. Cycles in an Ecosystem
  • 3. Cycles are important to the health of the planet.
    Many materials cycle throughout ecosystems.
    They follow the Laws of Conservation…
  • 4. The
    W
    A
    T
    E
    R
    Cycle
    Condensation
    Precipitation
    Transpiration
    Evaporation
    Runoff
    Ground water
  • 5. Hmm???
    Why do farmers spray crops with cold water when the weather is expected to dip below freezing?
  • 6. Hmm???
    How does an oasis form in a desert that receives very little rain?
  • 7. Oh My!!!!!!!!!!!!!!
    The average person in the United States uses about 78 gallons of water each day! What are some things we could do to reduce this number?
  • 8. READ…
    Please read “Pass the Salt, Please” and answer the critical thinking questions in your notebook.
  • 9. The
    C
    A
    R
    B
    O
    N
    Cycle
    CO2 in the
    air
    Photosynthesis
    Respiration
    Combustion
    Death &
    Decomposition
    Fossil
    Fuels
    Fossil
    Fuels
  • 10. Hmm???
    What is collecting on the jar?
    Why?
  • 11. Hmm???
    Carbon dioxide causes the Earth’s atmosphere to hold in heat. What problem is this creating for the planet?
  • 12. The
    N
    IT
    R
    O
    GE
    N
    Cycle
    Nitrogen in air
    Animals get N
    from plants
    Fixed by
    lightning
    Uptake by
    plants
    Dead
    things
    Bacteria in
    the soil
    change it
    to gas
    Released by
    decomposers
    Fixed by
    lightning
  • 13. NOW…
    Create a concept map or word web that describes the 3 cycles important to all ecosystems.

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