WorksheetsOcean Topography & Currents
Total questions: 25
Worksheet time: 39mins
Name
Class
Date
1.
What is letter C?
a)
Mid-Ocean Ridge
b)
Cont. Shelf
c)
Cont. Slope
d)
Abyssal Plain
2.
What is letter D?
a)
Cont. Shelf
b)
Mid-Ocean Ridge
c)
Volcanic Island
d)
Seamount
3.
What is letter E?
a)
Volcanic Island
b)
Seamount
c)
Mid-Ocean Ridge
d)
Abyssal Plain
4.
What is letter A?
a)
Cont. Shelf
b)
Cont. Slope
c)
Seamount
d)
Abyssal Plain
5.
What is letter G?
a)
Mid-Ocean Ridge
b)
Rift
c)
Trench
d)
Cont. Shelf
6.
What letter is B?
a)
Cont. Shelf
b)
Cont. Slope
c)
Mid-Ocean Ridge
d)
Seamount
7.
The gradually sloping part of a continent that extends under the ocean is the...
a)
continental slope
b)
continental shelf
c)
abyssal plain
d)
trench
8.
Seamount is similiar to...
a)
a volcanic island
b)
a small mountain or volcano
c)
The Great Plains
d)
The Grand Canyon
9.
Rift is similiar to ...
a)
A hole
b)
A divide
c)
A valley
d)
A trench
10.
A mid-ocean ridge is formed from...
a)
abyssal plains
b)
the continental shelf
c)
lava
d)
a trench
11.
The continental slope is located at the end of the...
a)
shoreline
b)
continental shelf
c)
mid ocean ridge
d)
abyssal plain
12.
The place where new ocean floor forms is called the...
a)
mid ocean ridge
b)
abyssal plain
c)
trench
d)
continental shelf
13.
A volcanic mountain that rises above the surface of the water is called ____________
a)
trench
b)
island
c)
mid-ocean ridge
d)
seamount
14.
The shallowest(least deep) part of the ocean is the ____________________
a)
trench
b)
abyssal plain
c)
continental shelf
d)
continental slope
15.
If you are on the beach, laying on a beach towel and playing in the sand, you are on the _______________________
a)
continent
b)
continental slope
c)
abyssal plain
d)
continental shelf
16.
As you go from the continental shelf to the abyssal plain, the water temperature gets _____________
a)
warmer
b)
colder
17.
the deepest part of the ocean
a)
trenches
b)
abyssal plain
c)
ocean basin
d)
rift
18.
Which process adds more crust to the ocean floor?
a)
earthquakes
b)
sea floor spreading
c)
subduction
d)
convection
19.
What is the difference between a volcanic island & a seamount?
a)
A volcanic island rises above the water & a seamount does not
b)
A seamount rises above the water & a volcanic island does not
c)
Both the seamount & volcanic island are underwater
d)
Both the seamount & the volcanic island rise above the water
20.
Surface currents are caused by
a)
Floods
b)
Warm Water
c)
Winds
d)
The equator
21.
Ocean currents in the Northern and Southern Hemisphere turn?
a)
From west to east
b)
In opposite directions
c)
clockwise
d)
Against Earth's rotation
22.
The density of ocean water increases when it?
a)
Joins the Gulf Stream
b)
Gets colder
c)
Gets warmer
d)
Turns to ice
23.
Which process increases the salinity of ocean water?
a)
The Coriolis Effect
b)
Convection currents
c)
Evaporation
d)
Continental Deflection
24.
Where does salt in the ocean come from?
a)
dissolved rocks and minerals
b)
Ingles
c)
The bottom of the ocean
d)
The ocean s fresh water
25.
What does salinity refer to?
a)
the temperature level of the water
b)
the depth of ocean trenches
c)
the height of the waves
d)
the level of minerals in the water
100 %
