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21 Cards in this Set
- Front
- Back
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How Glaciers Form
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climate change
it snows more than it melts |
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Glacial TIll
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ground up rock
-stuff in its way dumps piles of sand when it stops |
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Moraines
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big pile of sand
examples: Brooklyn Heights and Park Slope |
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Terminal Moraines
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the end of the glacier
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Erratic
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long hill left by a glacier
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Kettle Lake
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bowl like depression left by a glacier that kills with rain
examples: Lake Ronkonkoma |
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Moraine Dammed Lake
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a lake stopped by a moraine (long and narrow)
example: the Finger Lakes |
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Outwash Plain
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a lake stopped by a moraine (long and narrow)
example: the FInger Lakes |
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Cause of the Ice Age
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changes in position around the sun
plate tectonics cause the continents to move |
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Barrier Beach
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a moraine left in the ocean that protects the mainland
example: FIre Island |
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2 Terminal Moraines and their ages
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Park Slope: 30,000 years
Brooklyn Heights: 10,000 years |
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Tides- Spring and Neap
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Spring has the biggest range between high and low tide
Neap has the smallest |
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Summer and WInter Beach
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Summer beach has a wider flat berm
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Marine Food Chains
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Producer: Kelp, Algae, Fucus
Consumer 1st Degree: Plankton Consumer 2nd Degree: Shrimp Consumer 3rd Degree: Cod Consumer 4th Degree: Tuna |
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Plankton
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organism that does not travel far in ocean
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Salt marsh is like...
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Objects
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Coffee Filter
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because it keeps bad stuff out of the ocean and stops toxins from going into the mainland
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Nursery
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many animals have children there
great place to have babies |
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Sponge
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absorbs the flooding from the ocean and high tide
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Shock Absorber
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keeps the waves and the wind from wrecking the mainland
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Why do we need to save salt marshes?
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because if we want to live near the ocean we need the buffering the salt marshes do
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