Define
What does sonar stand for?
Sound Navigation Range
What is the second largest ocean basin?
Atlantic Ocean Basin
What type of wave is this?
diurnal
Do gases dissolve easier in cold or warm water?
cold
What molecule makes life possible on Earth?
water
What are currents that flow continuously around the periphery of each ocean basin called?
gyres
Name two types of crust.
continental and oceanic
Label
1 & 3: spring tide
2 & 4: neap tide
Where do most tsunami waves occur?
Ring of Fire on Pacific Basin
How many parts per thousand is 143 psu equal to?
143 parts per thousand
What is a chain of underwater volcanoes that wrap around earth?
mid ocean ridge
What are the longest type of waves on Earth?
tides
Label (3/4)
1: crest
2: wavelength
3: height
4: trough
Why is it important that ice is less dense than liquid water?
insulator for water --> makes sure ocean not frozen
What is average temperature of the ocean?
4 degrees C
Volcanoes below the surface that have flatten tops due to waves are called what?
guyots
What are the layers of the atmosphere?
troposphere, stratosphere, mesosphere
1: continental shelf
2: continental slope
3: continental rise
4: abyssal plain
Why do the center of ocean basins have little life?
little wind/current in center of gyres
What are the main materials of mantle?
iron and magnesium
What is the difference between easterlies and westerlies?
easterlies -- trade winds move from horse latitudes to doldrums, westerlies -- horse latitudes to polar cells
What are the six atmospheric circultion cells?
2 Hadley, 2 Ferrel, 2 Polar
Label (4/5)
1: Epipelagic
2: Mesopelagic
3: Bathypelagic
4: Abyssal pelagic
5: Hadal pelagic
How is density related to salinity, pressure and temperature?
increase in salinity, pressure, decreasing temp --> denser
What was significant about the HMS Challenger?
it set guidelines for marine research