U1 - Intro to Oceanography

Front

What is the salinity of ocean water in parts per thousand (ppt)?

Back

35 ppt

Front

What is the pH of the ocean?

Back

8 basic

Front

What is one thing that stabilizes and neutralizes the ocean pH? Options: calcium carbonate, currents, tides, people swimming in the ocean

Back

calcium carbonate

Front

What is the main cause of tides? Options: currents, wind, gravity of the moon, tsunamis

Back

gravity of the moon

Front

What is a loop of surface currents called?

Back

a gyre

Front

Which of the following is NOT a source of dissolved oxygen in ocean waters? wind, plants, waves, currents

Back

currents

Front

What is the photic zone in the ocean?

Back

where the light penetrates

Front

True or False: In areas that have upwelling, fishing is very popular.

Back

True

Front

Which of the following is the first color to be "lost" underwater? (and is no longer visible) Options: orange, red, violet, green

Back

red

Front

What can sand be made of? Options: volcanic rock, coral and sea shells, plastic, all of the above

Back

all of the above