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WorksheetsThe Ocean Environment
Total questions: 16
Worksheet time: 9mins
Name
Class
Date
1.
How did our universe form (in theory)?
a)
Dark Matter gave rise to Atoms
b)
Subatomic particles floated together over millions of years
c)
A shockwave from a Supernova
d)
David Blaine
2.
How did our early galaxy form?
a)
The Big Bang
b)
Particles moving at a circular velocity became asteroids
c)
A supernova gave rise to asteroids which eventually became planets
d)
Particles moving at an angular velocity became planetesimals
3.
The Ocean covers what percentage of the Earth's surface?
a)
60%
b)
72%
c)
81%
d)
53%
4.
Which ocean is the largest and the deepest (of all major oceans)?
a)
Atlantic Ocean
b)
Arctic Ocean
c)
Pacific Ocean
d)
Indian Ocean
5.
The sea floor consists of a mineral that is dark in color. This mineral is:
a)
Granite
b)
Basalt
c)
Volcanic Rock
d)
Kryptonite
6.
What is the largest geological feature on the planet?
a)
Hawaii's Volcanoes
b)
The Island of Fiji
c)
The Mid-Ocean Ridge
d)
Iceland
7.
What is subduction?
a)
The upward movement of a plate into the mantle
b)
When two plates meet and move upward simultaneously
c)
The downward movement a plate into the mantle
d)
When two plates meet and move downward simultaneously
8.
Where did the water in our oceans come from?
a)
Hydrogen and Oxygen came together during the formation of the Earth
b)
Water separated from molten lava from the core of the Earth
c)
Heavy Oxygen came to Earth in the form of a planetesimal
d)
Heavy Hydrogen came to Earth in the form of a carbonaceous chondrite
9.
1 atm is equal to...?
a)
12.5 lb per square inch
b)
1 lb per square inch
c)
14.7 lb per square inch
d)
16 lb per square inch
10.
As depth increases, pressure...
a)
stays the same
b)
increases
c)
decreases
d)
is stable
11.
The Epipelagic Zone is also called the _________ zone.
a)
Abyssal
b)
Sunlight
c)
Twilight
d)
Midnight
12.
The Twilight Zone takes up what percent of the Ocean?
a)
18%
b)
2%
c)
80%
13.
The Abyssal Zone
a)
1,000 m -2,000 m
b)
200 m - 1,000 m
c)
1,000 m - 6,000 m
d)
2,000 m +
14.
Biodiversity is ________ on the continental slope.
a)
High
b)
Low
15.
Submarine hydrothermal vents contain what substance?
a)
Basalt
b)
Sulfide
c)
Crystals
d)
Carbonate
16.
How is the black colored smoke from hydrothermal vents created?
a)
Volcanic Magma + Water = smoke
b)
Precipitation of minerals when cold meets hot water
c)
crystallization of carbon
d)
evaporation of sulfide
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