Chapter 6. 6 – 1 A Changing Landscape What type of human activities can affect the biosphere?
The Biosphere I will be able to list the components of the biosphere, and explain how global factors...
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Transcript of The Biosphere I will be able to list the components of the biosphere, and explain how global factors...
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The Biosphere
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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The biosphere- is the sum of all the Earth’s Ecosystems
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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–Biosphere–Biome–Ecosystem–Community–Population–Organism
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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What’s the difference between a community and Ecosystem?
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Ecosystem- composed of living communities and nonliving physical and chemical factors
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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Biotic factors- all organisms
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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Abiotic Factors- things that influence the biosphere that are not or have never been alive
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Work with your neighbor to come up with 3 abiotic factors.
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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Bodies of water
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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Energy
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Energy from Nuclear Fission in the Earth’s core
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Nutrients & Minerals
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Atmospheric Gasses and Phenomena
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Climates influence the distribution of terrestrial communities
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What’s the difference between climate and weather?
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Earth’s climate patterns are determined by:
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
The input of Solar energy
The planets movement in space
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Solar radiation varies with latitude
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
Most climatic variations are due to the uneven heating of Earth’s surface
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Predict what part of the world (latitude) has the most life.
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Low angle ofincoming sunlight
Sunlight strikesmost directly
Low angle ofincoming sunlight
Atmosphere60°SSouth Pole
Tropic ofCapricorn
30°S
0° (equator)
30°NTropic ofCancer
North Pole60°N
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June solstice(Northern
Hemisphere tiltstoward sun)
March equinox(equator faces sun directly)
December solstice(Northern
Hemisphere tiltsaway from sun)
Constant tiltof 23.5°
Septemberequinox
The Earth’s tilt causes the seasons
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Uneven heating causes rain and winds
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What is Convection?
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Descendingdry airabsorbsmoisture
Trade winds
Ascendingmoist airreleasesmoisture
Trade winds
Descendingdry airabsorbsmoisture
Temperatezone
Temperatezone
Tropics
Doldrums0°
30° 23.5° 23.5° 30°
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• Prevailing wind patterns– In the tropics the winds blow from east to west– In temperate zones, the winds blow from west to east
Copyright © 2009 Pearson Education, Inc.
60°N30°N
30°S
60°S
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Ocean Currents- created by wind, density, planet rotation, location of continents
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I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
Warm or Cool Coastal areas
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Rainfall is affected by:
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
location of mountains
EastWinddirection
PacificOcean
CoastRange
SierraNevada
Rain shadow Desert
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Rainfall is affected by:
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
Prevailing winds
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Rainfall is affected by:
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
Ocean Currents
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Driest place on Earth
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
Atacama Desert
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Write Summary and Left Side QuestionsI will be able to list the components of the biosphere, and explain how global factors affect the biosphere.
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1.• Put the following terms in order from smallest to
largest:• A. biome, biosphere, community, ecosystem,
organism, population• B. ecosystem, organism, biome, population,
community, biosphere• C. community, biosphere, organism, biome,
ecosystem, population• D. organism, population, community, ecosystem,
biome, biosphere
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2.
• Which of the following is not a biotic factor in an ecosystem?• A. decomposer• B. flower• C. sunlight• D. Autotroph• E. an echinoderm
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3.
• A= True B= False• Factors such as climate, ocean currents, and precipitation would fall
under the category of biome.
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4.
• A= True B= False• All life on Earth requires energy from the sun.
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5
• The Earth’s season are created by• A. It is winter when we are further from the sun and summer when it
is closer to the sun.• B. The Earth’s tilt as we revolve around the sun• C. The rotation of the Earth on its axis
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6
• 6. Complete the statement:• As one moves farther from the equator the temperature tends to
_____________.• A. increase B. decrease C. Stay the Same
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7
• 7. As elevation increases temperature tends to ____________A. Increase B. Decrease C. Stay the same.
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8
• Predict which location you would expect to be warmest year round?• Place A at 1oN• Place B at 30oN• Place C at 60oS• Place D at 60oN
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9
• Predict which would have a warmer ocean current.• A• B• C
A B
C
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10
• What does an ecosystem include that a community does not?• A. Biotic factors• B. Global wind patterns• C. multiple individuals• D. abiotic factors such as water
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a
I will be able to list the components of the biosphere, and explain how global factors affect the biosphere.