Download a. competition b. mutualism c. commensalism d. parasitism

10­21.notebook
October 24, 2011
Friday, October 21
1. Please paste your
Science Energizer into
your journal.
2. Don't forget to
answer WHY you chose
the answer you did.
An interaction between two organisms in which both benefit is called what?
a. competition
b. mutualism
c. commensalism
d. parasitism
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10­21.notebook
October 24, 2011
An interaction between two organisms in which both benefit is called what?
a. competition
b. mutualism
c. commensalism
d. parasitism
Both organisms benefit in mutualism
Plate Boundaries Handout
• Graded out of 10 points.
• Stamp means you received 10/10 • If you did not turn it in, please turn it in at some point. HOWEVER, now that we have gone over it, I will be much more strict on my grading..so make sure you have EVERY answer CORRECT! 2
10­21.notebook
October 24, 2011
Convergent Boundary-Oceanic/Continental
Definition:
two plates converging Real World Example: Nazca Plate subducting under the South American Plate,
Washington­Oregon Coastline
Real World Example: Nazca Plate subducting under the South American Plate,
Washington­Oregon Coastline
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10­21.notebook
October 24, 2011
Convergent Boundary-Oceanic/Oceanic
Definition:
when two plates converge, one is usually subducted under the other and in the process a trench is formed
Real World Example:
Marianas Trench,
Japan
Real World Example:
Marianas Trench,
Japan
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10­21.notebook
October 24, 2011
Convergent Boundary-Continental/Continental
Definition: crust tends to buckle and be pushed upwards or sideways Real World Example:
Himalayan Mountain Range
Real World Example:
Himalayan Mountain Range
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10­21.notebook
October 24, 2011
Divergent Boundary-Oceanic
Definition: plates move apart and new crust is created
Real World Example: Mid­Atlantic Ridge; East Africa Rift Valley
Real World Example: Mid­Atlantic Ridge; East Africa Rift Valley
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10­21.notebook
October 24, 2011
Transform Boundary-Continental
Definition: two plates sliding horizontally past one another, most found on ocean floor
Real World Example: San Andreas fault, Pacific and North American plates sliding past each other.
Real World Example: San Andreas fault, Pacific and North American plates sliding past each other.
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10­21.notebook
October 24, 2011
Which of the above boundaries can produce earthquakes?
oceanic/continental convergence, transform, oceanic/oceanic convergence... all plate boundaries can produce earthquakes!
Which of the above boundaries can produce volcanoes?
divergent, oceanic/oceanic convergence, oceanic/continental convergence
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10­21.notebook
October 24, 2011
At which of the above boundaries is sea­floor created?
divergent
At which of the above boundaries is sea­floor destroyed?
convergent­oceanic/continental, oceanic/oceanic
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10­21.notebook
October 24, 2011
What are the three types of convergent boundaries?
1. oceanic/oceanic
2. oceanic/continental
3. continental/continental What landforms are created at the following convergent boundaries?
a. ocean­ocean
island arcs
b. ocean­continent
uplift mountain ranges
c. continent­continent
mountains
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10­21.notebook
October 24, 2011
Where are most of the volcanoes and earthquakes located?
plate boundaries, ring of fire
Why are they located in these positions?
most tectonic activity
Describe what a hot spot volcano is:
fixed places within the mantle or oceanic lithosphere, where rocks melt to generate magma.
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