Science Ocean

Question 1

Measure of the amount of salt in seawater

Answer 1

Salinity

Question 2

200m water deep with rapidly dropping temperatures

Answer 2

Thermocline

Question 3

Wind that moves only the upper few hundred meters of seawater

Answer 3

Surface Current

Question 4

100km wide; warm water current flowing east of North Atlantic Ocean

Answer 4

Gulf Stream

Question 5

Forms when dense seawater sinks beneath sea water that is less dense

Answer 5

Density Current

Question 6

Current bringing deep, cold water to ocean surface

Answer 6

Upwelling

Question 7

Collapsing waves near the shore; caused when friction slows the wave’s trough

Answer 7

Breaker

Question 8

Come from Moon, Earth, and Sun lining up; higher high tides and lower low tides

Answer 8

Spring Tide

Question 9

Come from the Sun, Moon, and Earth forming a right angle, lower high tides and higher low tides

Answer 9

Neap Tide

Question 10

Tiny marine animals in the upper ocean layers; single-cell organisms

Answer 10

Plankton

Question 11

Animals that swim around rather than drifting through current (fish, whales, shrimp, squid, turtles); eat plankton

Answer 11

Nekton

Question 12

Organisms that make their own food through photosynthesis (plants) or chemical reactions (bacteria)

Answer 12

Producers

Question 12

Burrow in sediment, walk, or swim on sea floor (anemones, certain types of crabs, coral, snails)

Answer 12

Bottom Dweller

Question 13

Eat producers to gain energy

Answer 13

Consumers

Question 14

Eat dead organisms; break down tissue and release nutrients and CO2 back into the ecosystem

Answer 14

Decomposers