Science test

Question 1

about what percentage of the earth’s surface is covered by oceans

Answer 1

71%

Question 2

When water is described as potable, it means it is what

Answer 2

Safe to drink aka clean

Question 3

are sections of the oceans that are more of less surrounded by land

Answer 3

seas

Question 4

which ocean covers the largest percentage of the earth’s surface

Answer 4

pacific ocean

Question 5

accoriding to the young earth theory god created our crurrent ocean basins on day 3

Answer 5

false

Question 6

which of these is a strip of land that separates the coastal region from the ocean beach shore sandbar

Answer 6

shore

Question 7

global mean sea levels currently are doing what falling rising

Answer 7

rising

Question 8

this forms when large waves first break adn drop sand

Answer 8

longshore sandbar

Question 9

the shalllow dubmerged edges of a continent are called ________ ______

Answer 9

continental shelf

Question 10

which of these do young earth creationitsts believe were most likely created by runoff from the continets late in the flood coral reefs guyots trenches or dubmarine canyons

Answer 10

submarine canyons

Question 11

Which of the following does not belong with the other three mid ocean ridge seamont or continetal rise

Answer 11

continetntal rise

Question 12

_________ are suberged mountian ranges on the ocean floor at the spreading margins of of oceanic tectonic plates

Answer 12

mid ocean ridges

Question 13

a submerged mountain or hill rising from the sea floor is a +___________

Answer 13

seamount

Question 14

the deepest measured depth of the ocean is about 11,000m

Answer 14

true

Question 15

island arcs are associated with subduction zones

Answer 15

true

Question 16

the larges barrier reef in the world is found off the coast of Africa

Answer 16

false

Question 17

a coral reef separated from the mainland by a lagoon is called a what

Answer 17

barrier reefs

Question 18

coral need light to grow and therefore can only grow in shallow water

Answer 18

true

Question 19

_____________ are sometiems called the rainforests of hte sea

Answer 19

coral reefs

Question 20

how much minearl sal does 1000 g of seawater contain

Answer 20

35 grams

Question 21

one difficulty for young earth cretionists is that the old earth model gives a good explanation for the amount of alst in seawater

Answer 21

false

Question 22

the most abundant salt found in ocean water is whta

Answer 22

chloride

Question 23

the goal of desalination is to make water what

Answer 23

potable

Question 24

distillation is a method of desalaintaing seawater to provide fresh water

Answer 24

true

Question 25

the water in the chesapeake bay is bracksih and therefore saltier than the water in the Atlanitc ocean

Answer 25

false

Question 26

the term bracksih is mot closely to the _______ of a sampl of water

Answer 26

salinity

Question 27

sound travels in seawater _________- than in air

Answer 27

faster

Question 28

seawater has a lower freezing point than freshwater

Answer 28

true

Question 29

as you asend from the ocean floor temperatures will likely increase or decrease

Answer 29

increase

Question 30

as you ascend from the ocean floor presssure will moslty likely increase or decreacse

Answer 30

decrease

Question 31

as you ascend from the ocean floor density would most likely increase or decrease

Answer 31

decrease

Question 32

echolocation is an ability in some sea creatuers which man has used as a model in developing sonar

Answer 32

true

Question 33

in which life zone must organims cope with the greatest variability of conditons

Answer 33

intertidal zone

Question 34

which of thse would be described as pelagic snail seaweed scallop squid

Answer 34

squid

Question 35

because clams corals and anemones are attached to or live on the bottom we call them ________ organisms

Answer 35

benthic

Question 36

the zone where bioluminescence is the onlly form of natural light is the littorla zone

Answer 36

false

Question 37

marien snow woudl be the msot important to orgaimsms living in what zone

Answer 37

abyssal zone

Question 38

which of these is the most imporatn element in food for marien life carbon hydrogen oxygne

Answer 38

carbon