Equiptment
A device which grabs sediment from the ocean floor
grab sampler
What do you do if you find a drift bottle in the ocean?
Return it in the manner requested
Records the temperature of seater at the surface and at various depths.
Nansen bottle
This refers to the depth to which light can travel in the water
Clarity
This device removes a cylindrically shaped sediments from the seafloor
Corer
stands for self-contained underwater breathing apparatus
scuba
Which is more dense fresh or salt water?
salt water
A large net that is pulled along the bottom to gather Benthos
Trawl
What is the mass in a particular volume of sea water called?
Density
Where was the Hills Academy drift bottle sent out to sea?
Montauk Point
Measures the density of water
hydrometer
How does the ocean get its salinity?
Rainwater traveling through the soil and dissolving rocks and minerals.
Dragged in the water and used to gather tiny organisms so oceanographers can study them
Plankton Net
What do we call the movement of large masses of water
Currents
What do the study of currents reveal?
The direction and speed of an ocean
What three main elements are contained in water?
Carbon Dioxide, Nitrogen and Oxygen
Which is more dense oil or salt water?
salt water
This uses sound waves to view a wide area of the ocean floor.
side scan sonar
Organisms located at the floor of the ocean
Benthos
What is the rise and fall of the ocean floor called?
Topography
Measures the about of gases in water
titration apparatus
Name 3 devices that measure the DEPTH of the ocean floor.
seismic profilers
satellites
sonar
An instrument used to measure the clarity of water
Secchi disk
This type of bond is formed when salts are dissolved in water
ionic
What is it called when we use powerful sound waves by explosion to reach below the surface of the ocean floor?
Seismic profiling