WorksheetsOcean Test
Total questions: 28
Worksheet time: 14mins
Name
Class
Date
1.
How much of Earth's total water is ocean?
a)
66%
b)
76%
c)
86%
d)
96%
2.
In what way do we get fresh water from the oceans?
a)
we filter it
b)
it's already fresh
c)
the water cycle
d)
we don't
3.
Which of these things DON'T we get from the ocean?
a)
acid rain
b)
weather
c)
oil
d)
medicine
4.
How do we get oxygen from the ocean?
a)
water cycle
b)
photosynthetic organisms
c)
oxygen dissolves into the atmosphere
d)
whale blow holes
5.
Which of the following is NOT a discipline of oceanography?
a)
physical
b)
chemical
c)
biological
d)
geographical
6.
What does physical oceanography study?
a)
animals in the oceans
b)
undersea volcanoes
c)
tides, waves, and currents
d)
chemicals and reactions in seawater
7.
How much of the ocean has not been explored?
a)
5%
b)
25%
c)
85%
d)
95%
8.
About how long ago was the first recorded sea voyage by the Egyptians?
a)
5000 years ago
b)
4000 years ago
c)
2000 years ago
d)
1000 years ago
9.
What was the main motivation for early sea travel?
a)
exploration
b)
adventure
c)
trade
d)
information
10.
Who were the first to embark on open-ocean ocean exploration?
a)
Egyptians
b)
Greeks
c)
Phoenicians
d)
Polynesians
11.
What important contribution to ocean exploration did the Greeks make?
a)
first magnetic compass
b)
first open-ocean exploration
c)
predict the tides based on the moon
d)
discovered North America
12.
Which of these did the Greeks NOT contribute?
a)
open-ocean exploration
b)
first maps
c)
latitude and longitude
d)
location based on horizon and N star
13.
Where did Christopher Columbus land when trying to sail to Asia?
a)
East Indies
b)
Caribbean
c)
South America
d)
Asia
14.
Who led the first expedition devoted to studying oceanography?
a)
Christopher Columbus
b)
James Cook
c)
Ferdinand Magellan
d)
Amerigo Vespucci
15.
What important contributions did the Challenger expedition NOT make to oceanography?
a)
discovered deep-water organisms
b)
discovered 5,000 new species
c)
took the first soundings below 4,000 m
d)
discovered Greenland
16.
What does chemical oceanography study?
a)
tides, waves, and currents
b)
underwater volcanoes
c)
chemistry and reactions of seawater
d)
life in the ocean
17.
What does geological oceanography study?
a)
tides, waves, and currents
b)
underwater volcanoes
c)
chemistry and reactions in seawater
d)
life in the oceans
18.
What is the deepest part of the oceans?
a)
Mid-Atlantic ridge
b)
Pacific rim
c)
Mariana's trench
d)
Gulf of Mexico
19.
Who invented the first magnetic compass?
a)
Greeks
b)
Polynesians
c)
Chinese
d)
Egyptians
20.
Which is greater, Mt. Everest's height or the Mariana trench's depth?
a)
Mt. Everest
b)
Mariana Trench
21.
Which of these is NOT an ocean?
a)
Pacific
b)
Atlantic
c)
Mediterranean
d)
Southern
22.
Which is the largest ocean?
a)
Pacific
b)
Atlantic
c)
Antarctic
d)
Indian
23.
Which is the smallest ocean?
a)
Pacific
b)
Atlantic
c)
Arctic
d)
Antarctic
24.
Which ocean touches three other oceans?
a)
Pacific
b)
Atlantic
c)
Arctic
d)
Antarctic
25.
What is one difference between oceans and seas?
a)
oceans are fresh water
b)
seas are fresh water
c)
seas are larger
d)
oceans are larger
26.
How much of Earth is covered in water?
a)
61%
b)
71%
c)
81%
d)
91%
27.
What major geologic feature was discovered using Sonar that provided evidence for the theory of plate tectonics?
a)
Marianas Trench
b)
Galapagos Islands
c)
Mid Ocean Ridge
d)
African Rift valley
28.
What geologic feature was discovered using SONAR, that provided evidence for the theory of plate tectonics?
a)
Marianas Trench
b)
Galapagos Islands
c)
Mid-Ocean Ridge
d)
African Rift valley
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