what causes tides?
The moon!
what are the three main gases dissolved in ocean water?
Carbon dioxide, Nitrogen, and oxygen
What type of current is affected by changes in water temperature and salinity?
deep ocean currents
Define the Continental Rise
the base of the continental slope where the continental crust become the oceanic crust
what is a neap tides?
when the sun and moon are at a 90 degree angle and the tide is in the middle of high and low.
Ocean waters in what location have a greater salt content?
drier climates
What is a rip current?
narrow currents flowing away from shore
The continental slope lies at_and_
100m and 2,500 meters
If high tide is at 2:00 am today what time will it be tomorrow
2:50am
What are 2 factors determining ocean density?
Temperature and Salinity
What is a current?
Continuous flow of water in the certain direction
Oceanographers have only mapped about ______ of the ocean floor.
5-15%
what is tidal range?
the difference between high and low tides.
What percentage of the ocean consists of salt?
3.5%
What currents are affected by the Coriolis Effect?
surface currents
At the base of the continental slope is the _________.
Continental Rise
what is a spring tide?
when the sun moon and earth are in a line.
What are Thermohaline currents?
currents are driven by differences in water density
What makes waves become larger or smaller?
the moon's gravitational pull on the earth
There is a thick deposit layer of ______ from the erosion of the continental crust.
Sediments