Ocean

Question 1

Pacific ocean

Answer 1

The Pacific Ocean is the largest of the Earth’s oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean

Question 2

Atlantic ocean

Answer 2

The Atlantic Ocean is the second largest of the world’s oceanic divisions, following the Pacific Ocean

Question 3

Indian ocean

Answer 3

The Indian Ocean is the third largest of the world’s oceanic divisions, covering approximately 20% of the water on the Earth’s surface.

Question 4

Arctic ocean

Answer 4

The Arctic Ocean, located in the Northern Hemisphere and mostly in the Arctic north polar region

Question 5

Southern ocean

Answer 5

The Southern Ocean, also known as the Antarctic Ocean or the Austral Ocean

Question 6

salinity

Answer 6

Salinity is the measure of all the salts dissolved in water.

Question 7

surface zone

Answer 7

Geography. any of five great divisions of the earth’s surface, bounded by lines parallel to the equator and named according to the prevailing temperature. Compare North Frigid Zone, North Temperate Zone, South Frigid Zone, South Temperate Zone, Torrid Zone

Question 8

hermocline

Answer 8

is a thin but distinct layer in a large body of fluid

Question 9

deep zone

Answer 9

intermediate position between the abyssalpolegic region and the sea bed.

Question 10

water cycle

Answer 10

the cycle of processes by which water circulates between the earth’s oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration.

Question 11

evaporation

Answer 11

Evaporation is the process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.

Question 12

condensation

Answer 12

Condensation is the change of water from its gaseous form

Question 13

precipitation

Answer 13

rain, snow, sleet, or hail that falls to the ground.

Question 14

continental shelf

Answer 14

The continental shelf is an underwater landmass which extends from a continent, resulting in an area of relatively shallow water

Question 15

continental slope

Answer 15

consists of muds and silts, and is often crosscut by submarine canyons.

Question 16

continental divide

Answer 16

A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide

Question 17

abyssal plain

Answer 17

An abyssal plain is an underwater plain on the deep ocean floor

Question 18

mid-ocean ridge

Answer 18

A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics

Question 19

rift valley

Answer 19

A rift valley is a linear-shaped lowland between several highlands or mountain ranges created by the action of a geologic rift or faul

Question 20

seamount

Answer 20

A seamount is a mountain rising from the ocean seafloor that does not reach to the water’s surface

Question 21

ocean trench

Answer 21

long, narrow, deep depression in the ocean floor, typically one running parallel to a plate boundary and marking a subduction zone.

Question 22

plankton

Answer 22

are a diverse group of organisms that live in the water column of large bodies of water and that cannot swim against a current

Question 23

nekton

Answer 23

aquatic animals that are able to swim and move independently of water currents.

Question 24

benthos

Answer 24

he flora and fauna found on the bottom, or in the bottom sediments, of a sea, lake, or other body of water.

Question 25

desalination

Answer 25

desalination