Oceans "Test 6"

Question 1

mass of foaming water that forms when a breaker washes onto the beach

Answer 1

surf

Question 2

measure of gravity of dissolved salt in seawater

Answer 2

salinity

Question 3

sound navigation and ranging

Answer 3

sonar

Question 4

type of density current that occurs when mud or silt mixes with seawater

Answer 4

turbidity current

Question 5

remotely operated vehicle

Answer 5

ROV

Question 6

ordinary table salt, which makes up 78% of the salt in the ocean

Answer 6

sodium chloride

Question 7

areas of the sea that exceed 6000 m in depth

Answer 7

halal zone

Question 8

giant sea waves

Answer 8

tsunami

Question 9

modern variants of the drift bottle

Answer 9

profiling floats

Question 10

huge muddy valley that cuts through portions of the abyssal plain

Answer 10

trench

Question 11

circular coral reef island that grew around a seamount

Answer 11

atoll

Question 12

huge valley where crust appears to be separating

Answer 12

rift

Question 13

upward flowing current

Answer 13

upwelling

Question 14

sinking thermometer that transmit temperatures

Answer 14

expendable bathythermograph

Question 15

open tube that is dropped into the sea, allowing its weight to puncture the sediment

Answer 15

gravity corer

Question 16

wave with a white crest

Answer 16

breaker

Question 17

circular path in which surface currents move

Answer 17

gyre

Question 18

submersible consisting of a thick steel spherical crew compartment suspended from a float

Answer 18

bathyscaphe

Question 19

tide that occurs as one high tide and one low tide each day

Answer 19

diurnal tide

Question 20

used to measure hydrostatic pressure

Answer 20

kilopascal

Question 21

sandy gentle sloping underwater plain bordering a continent

Answer 21

continental shelf

Question 22

weaker-than-normal tides during the first and third quarter moon

Answer 22

neap tide

Question 23

tide that is higher and lower than normal due to a new or full moon

Answer 23

spring tide

Question 24

dangerous surface current

Answer 24

rip current

Question 25

the deepest point in the sea

Answer 25

challenger deep