Answer Key

Oceanography

* 1      Density differences

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 2      New moon and full moon

 

 

 

 

                                            

 

 

 

 

 

 

 

 

 

 

 

* 3      winter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 4      continental shelf connects the coastline with the continental slope which drops off quickly to the abyssal plain.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 5      semi-diurnal with 2 highs and 2 lows per day

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 6      1.02 g/ml

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 7      fetch, wind speed, and how long the wind has been blowing.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Marine Biology

* 1      Countershading

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 2      An estuary is where fresh water and salt water meet. They are nutrient rich and the calm protected waters make good nurseries for fish.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 3      Cold nutrient rich water coming up from below to replace top waters that are blown off shore.  Form the basis for a strong fishery

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 4      energy decreases by 90%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 5      zooxanthellae are phytoplankton that live in with the coral polyps providing them with oxygen (for respiration) and carbon (for shell building)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 6      sea lettuce

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 7      bacteria converts hydrogen sulfide into sugars that form the basis for the hydrothermal vent community.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Volcanoes, Quakes, PT

* 1      3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 2      P waves are faster, and can travel through solids and liquids

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 3      convergent boundary between two continental plates

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 4      transform boundary

 

 

 

 

 

                      

 

 

 

 

 

 

 

 

 

 

 

* 5      Convergent boundary between two oceanic plates.  The less dense plate sinks, melts, magma rises and forms islands.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 6      hot spot!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 7      vulcanologist

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rocks and Minerals

* 1      C-12: 6 protons and 6 neutrons

         C-14: 6 protons and 8 neutrons

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 2      cools slowly

         space to grow

         high concentration of minerals

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 3      greater than 2 and less than 4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 4      igneous rock undergoes weathering to form sediment which undergoes compaction and cementation (lithification) to produce sedimentary rock

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 5      mafic rocks have a high magnesium and iron content and a low silica content.  They are dark in color.  Felsic rocks have a high feldspar and silica content.  They are light in color.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 6      accumulation of materials derived from mechanical and chemical weathering.  Examples:  sandstone, siltstone, conglomerate

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* 7      granite, limestone, slate