Ocean Questions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What kind of currents are wind driven? | Surface Currents
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| What are the five main gyres called? | North Atlantic Gyre, South Atlantic Gyre, North Pacific Gyre, South Pacific Gyre, and Indian Ocean Gyre
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| Which way do Gyres spin in the northern hemisphere and in the southern hemisphere? | In the northern hemisphere It spins clockwise and in the southern hemisphere it spins counterclockwise.
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| What is the definition of the coriolis effect? | The movement of wind and water to the right or left that is caused by Earth’s rotation.
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| What ocean current does this definition go with, the vertical movement of water toward the ocean’s surface | Upwelling Currents
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| Cold, salty water sinks to the bottom of the ocean. What current is it? | Density Currents
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| The cold water current on the western side of the U.S is called what? | The California Current
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| The warm water current on the eastern side of the U.S is called what? | The Gulf Stream Current
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| How many oxygen molecules and how many hydrogen molecules are there? | One oxygen and two hydrogen.
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| What is Polarity? | Polarity is a condition in which opposite ends of a molecule have slightly opposite charges, but the overall charge of the molecule is neutral.
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| What is the universal solvent? | Water
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| What is the attraction among molecules that are alike. | Cohesion
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| What is the attraction among molecules that are not alike | Adhesion
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| Why does ice float in water? | The water molecules start to grow farther apart after 4 degrees and the ice is less dense so it floats.
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| Is ice a good insulator for water if so, why? | Yes because the ice can keep out the cold and keep the water at four degrees.
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| What lab did we do to demonstrate cohesion | The drops of water and alcohol on the penny.
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| What are abyssal plains? | Large flat areas of the seafloor that extend across the deepest parts of the ocean.
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| What rises from the abyssal plains and creates islands? | Volcanoes
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| What is a mix of seawater and fresh water? | Brackish water
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| How did the sea become salty? | The rocks broke down over time and the salt and other minerals were left behind and the rivers and streams carried them to the ocean.
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| What are submersibles used for? | Scientists use them to map the ocean floor.
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| How does density effect ocean structure? | Density makes all the heavier water with the salt go deeper in the ocean.
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| What does the sea floor look like? | It is a bunch of canyons drop offs and some flat areas.
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| What is salinity? | It is how much salt is in the water.
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