Ocean

Question 1

Pacific ocean

Answer 1

The Pacific Ocean is the largest and deepest of Earth’s five oceanic divisions.

Question 2

Atlantic ocean

Answer 2

The Atlantic Ocean is the second-largest of the world’s five oceans, with an area of about 106,460,000 km²

Question 3

Indian ocean

Answer 3

The Indian Ocean is the third-largest of the world’s five oceanic divisions.

Question 4

Arctic ocean

Answer 4

The Arctic Ocean is the smallest and shallowest of the world’s five major oceans.

Question 5

Southern ocean

Answer 5

The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the world ocean.

Question 6

Salinity

Answer 6

Salinity is the dissolved salt content of a body of water.

Question 7

surface zone

Answer 7

This surface layer is also called the sunlight zone and extends from the surface to 200 meters.

Question 8

Thermocline

Answer 8

a steep temperature gradient in a body of water such as a lake, marked by a layer above and below which the water is at different temperatures.

Question 9

deep zone

Answer 9

The deep ocean is generally defined as the depth at which light begins to dwindle, typically around 200 meters.

Question 10

water cycle

Answer 10

The water cycle, also known as the hydrologic cycle or the hydrological cycle.

Question 11

Evaporation

Answer 11

Evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.

Question 12

Condensation

Answer 12

Condensation is the change of the state of matter from the gas phase into the liquid phase.

Question 13

Precipitation

Answer 13

precipitation is any product of the condensation of atmospheric water vapor that falls under gravitational pull from clouds.

Question 14

continental shelf

Answer 14

A continental shelf is a portion of a continent that is submerged under an area of relatively shallow water, known as a shelf sea.

Question 15

continental slope

Answer 15

the slope between the outer edge of the continental shelf and the deep ocean floor.

Question 16

continental rise

Answer 16

A continental rise is a wide, gentle incline from a deep ocean plain to a continental slope.

Question 17

abyssal plain

Answer 17

An abyssal plain is an underwater plain on the deep ocean floor, usually found at depths between 3,000 metres and 6,000 metres.

Question 18

mid-ocean ridge

Answer 18

Image result for mid-ocean ridge
The massive mid-ocean ridge system is a continuous range of underwater volcanoes that wraps around the globe like seams on a baseball.

Question 19

rift valley

Answer 19

A rift valley is a linear shaped lowland between several highlands or mountain ranges

Question 20

Seamount

Answer 20

A seamount is a large geologic landform that rises from the ocean floor that does not reach to the water’s surface.

Question 21

ocean trench

Answer 21

Oceanic trenches are prominent, long, narrow topographic depressions of the ocean floor.

Question 22

Plankton

Answer 22

Plankton are usually microscopic, often less than one inch in length, but they also include larger species like some crustaceans and jellyfish.

Question 23

Nekton

Answer 23

Nekton or necton refers to the actively swimming aquatic organisms in a body of water.

Question 24

Benthos

Answer 24

Image result for Benthos
The word benthos comes from a Greek term meaning “depths of the sea.

Question 25

desalination

Answer 25

Desalination is a process that takes away mineral components from saline water.