Earth's Oceans Crossword

deep narrow valleys of the ocean floor
large, flat basin area of the ocean floor
underwater mountain ranges with sea-floor spreading
underwater volcano or mountain
steep drop from the continental shelf to the continental rise is called
The gently sloping area from the shoreline to the continental slope is called
is a sound signal bounced off the ocean floor to measure depth
what percent is the earth covered with water
what percent of the earth is covered by land
what percent of the earth's water has salt in it
what percent of water is fresh water
This describes how much salt is in the water
rainfall and river runoff create more or less salinity in water
ice formation and evaporation make more or less salinity in water
what is water pressure?
what is the amount of matter in an object
is a sound signal used by sea and land creatures
tides, currents, and waves are types of
how are surface currents formed
salinity, temperature, and constant movement create what?
a powerful warm, swift moving atlantic ocean surface current that flows along the coast of the eastern US and up over Europe
what continent is warmer because of the gulf stream
what force creates tides