NEED HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
The Sun has no effect on the world's oceans because it is to far away. True OR False
The density of seawater depends upon the temperature. The warmer the water is, the denser the water is. True Or False
Differences in ________ help drive the flow of ocean water.
temperature
humidity
the number of fish in an area
moonlight
How does seismic reflection work?
The light waves are reflected by floating objects of known location
The light waves are reflected by mirrored material in the water.
The sound waves go around the planet and are timed
The sound waves penetrate and bounce off layers of the ocean bottom
What two properties of water affect the density of water in the oceans?
pressure and dissolved oxygen
pressure and temperature
temperature and dissolved oxygen
temperature and salinity
Fill in the blank. The oceans are warmer at the equator and colder at the poles. Water temperatures also vary with __________ .
concentration
sight
polarity
depth
Below 200 meters the ocean is black. Why?
sediments are interfering with the transmission of light
shade from plants along the edges of continents
because no light reaches that depth
because kelp blocks the sunlight
Tides occur because moon's gravity pulls on the earth's oceans. True OR False