stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Oceans Flashcards | StudBud
Explore
/
Oceans
Oceans
20 terms
·
StudBud Administration
·
477 plays
Science Quiz to review the oceans and their composition
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
From the diagram, which under sea feature extends across most of the ocean floor?
Abyssal Plain
Mid-Ocean Ridges
Continental Rise
Continental Shelf
2
Mountain ranges under the ocean
Mid-Ocean Ridges
Trenches
Abyssal plains
Continental shelfs
3
How much of the Earth's surface is covered by land?
70%
30%
15%
75%
4
How does salinity affect density
There is no relationship between the two
As salinity increases density decreases
As salinity decreases density increases
As salinity increases density increases
5
Measure of concentration of dissolved solids, such as salt, in water
freshy saltiness
brackish
salinity
temperature
6
How much of Earth's surface is covered by water?
70%
50%
85%
30%
7
Plants cannot grow in this ocean zone
Surface zone
Deep zone
Middle zone
Tropical Zone
8
Which ocean is the largest?
Pacific
Arctic
Atlantic
Southern
9
The main factor scientists use to distinquish between ocean zones is
Salinity
Temperature
Density
Light
10
Which ocean layer supports most organisms that perform photosynthesis?
Middle zone
Surface zone
Phototropic zone
Deep zone
11
Earth's oceans may have come from the condensation of water vapor thrown into the atmosphere by
Tides
Ancient moon rocks
Upwelling
Volcanoes
12
97%
The percentage of water that is fresh water on Earth
The percentage of Earth's water that is salt water
The percentage of Earth's surface that is water
The salinity of the Indian Ocean
13
Bioluminescent creatures live in the
Twilight zone
Deep Zone
Surface Zone
Middle Zone
14
Where would you find brackish water?
In the deep zone of tropical oceans
In tropical regions
In lakes where salt water mixes with muddy water
In river mouths where fresh water and seawater mix
15
Which of the oceans shown on the map is located in a very cold climate
Atlantic Ocean
Pacific Ocean
Indian Ocean
Southern Ocean
16
Only blue-green light penetrates to this zone
Deep Zone
Surface Zone
Middle Zone
Midnight Zone
17
In which ocean zone do organisms that conduct photosynthesis live?
Surface Zone
twilight zone
Middle Zone
Deep zone
18
One theory states Earth's oceans may have come from
Ancient moon rocks
Comets and asteroids
Meteors
Mars
19
The salt in the oceans came from
condensation
volcanoes
ancient moon rocks
salts dissolved by water flowing over ancient rocks
20
What is seawater
Water of the five oceans
Water in the ocean
Water with an average salinity of 35 ppt
brackish water
