ls.12 the student will investigate and understand the relationships between ecosystem dynamics and...
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LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
LS.12 Ecosystem Dynamics &
Human Activity
LS.12 The student will investigate and understand the relationships between
ecosystem dynamics and human activity.
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Snapshot1. The ordered pair (-3,4) is located in
which quadrant of a coordinate plane?A. IB. IIC. IIID. IV
2. Which is a parallelogram with all congruent sides?
F. TrapezoidG. HeptagonH. RhombusI. Decagon
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans in Ecosystems
• Humans get their needs met in their ecosystems• Food• Water• Shelter• Space• Air or Gases• Doing this can affect all things in the
ecosystem
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Sandwich Combinations
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Probabilities
• The faces of a fair 6-sided cube are numbered 1 through 6. What is the probability that a 2, 3, or 5 will land face-up on the next roll?
A. 1/3B. ½C. 1/5D. 1/6
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans in the Environment
• Ecosystems are dynamic• Constantly changing
• Humans affect ecosystems everyday• Water• Habitat• Organisms• Air
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Snapshot1. Name three renewable
natural resources.
2. _________ pollution causes euthrophication in rivers and lakes.
3. Describe the difference between an equation and an inequality`
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans Impact on Water
• Pollution• Industries• Farming• Personal use
• Re-routing waterways• construction
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans Impact on Habitat
• B/c of developing• Decrease size of habitat• Removes
• natural filters• Wind breaks
• Introduction of new species of plants & animals• Affects food chains• Competition for needs
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Snapshot1. Mike has attempted 84 free throws. Of those
attempted, 63 have gone in the basket. Based on this rate, what is the probability that Mike’s next free throw attempt will go in the basket?A. ¼B. 1/3C. 2/3D. ¾
2. Jesse has 2 pairs of jeans, 4 sweaters, and 3 pairs of shoes. How many different combinations of a pair of jeans, a sweater, and a pair of shoes does she have?F. 8G. 9H. 12J. 24
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans Impact on
Organisms• Kill organisms that naturally live there
(natives)• Use of pesticides & herbicides• Hunting• Changes food chains & webs
• Increases competition
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Humans Impact on Air
• Pollution • Burning of fossil fuels (gas & oil)• Waste from industry
• Global warming (build-up of carbon)• Acid rain
LS.12 The student will investigate and understand the LS.12 The student will investigate and understand the relationships between ecosystem dynamics and human relationships between ecosystem dynamics and human
activity.activity.
Concerns
• water supply
• air quality
• energy production
• waste management
Recycle, Reduce, & Reuse
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