Show:
The Seafloor
Ocean Chemistry
Erosion and Deposition
Marine Animal Videos
Miscellaneous
100
The shallowest part of the seafloor.
What are continental shelves?
100
Salinity.
What is the amount of dissolved salts in seawater?
100
A long ridge of sand deposited parallel to the coast by longshore currents. NC has a lot of them.
What is a barrier island?
100
A seahorse is a type of __________.
What is a fish?
100
The biggest cause of tides.
What is the pull of the moon (the Sun causes tides too, but doesn't have as much of an effect)?
200
The elevation of the sea floor.
What is sea level?
200
Ways that increase ocean water salinity.
What is high rates of evaporation, low rates of precipitation, the formation (freezing) of sea ice?
200
A area where a freshwater stream enters an ocean.
What is an estuary?
200
A sea otter's favorite food.
What is abalone?
200
A wave that crashes on shore.
What is a breaker?
300
The submerged part of a continent.
What is the continental margin (includes the continental shelf, continental slope, and continental rise)?
300
Evidence that the salinity of today's ocean is the same as the salinity of ancient oceans.
What is fossil seashells and modern seashells have the same composition?
300
The difference between a groin and a jetty.
What is a jetty protects the mouth of a bay and a groin is built on the beach?
300
The reason sea otters hold their paws above water.
What is to conserve body heat?
300
The difference between high tide and low tide.
What is the tidal range?
400
The smooth part of the ocean floor (after the continental rise).
What is the abyssal plain?
400
The two main factors that affect the density of seawater.
What are temperature and salinity?
400
The effect of building a groin.
What is sand gets trapped as it is carried by the longshore current?
400
The type of shark in Hawaii that is responsible for most shark attacks.
What is a tiger shark?
400
The periodic rise and fall of sea level. Usually happens twice daily.
What are tides?
500
Put the following in order from shore to the middle of the ocean: abyssal plain, continental slope, continental shelf, continental rise.
What is continental shelf, continental slope, continental rise, abyssal plain?
500
Which salt is most abundant in sea water?
What is sodium chloride (NaCl)?
500
The difference between a jetty and a breakwater.
What is a jetty sticks out into the water, perpendicular to shore and a breakwater is completely in the water, parallel to shore?
500
What usually happens to a human after a shark attack.
What is they escape?
500
The lowest high tide, caused during the first quarter and third quarter moon.
What is a neap tide?