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WorksheetsOcean Exploration
Total questions: 37
Worksheet time: 19mins
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 invention around 1000 AD helped world exploration?
a)
iron ships
b)
submersibles
c)
magnetic compass
28.
When did scientific exploration of the ocean begin?
a)
1000
b)
1200
c)
1700
d)
1900
29.
a)
Antarctic
b)
Pacific
c)
Indian
d)
Arctic
30.
a)
Antarctic
b)
Atlantic
c)
Arctic
d)
Indian
31.
a)
Arctic
b)
Atlantic
c)
Pacific
d)
Indian
32.
a)
Antarctic
b)
Atlantic
c)
Pacific
d)
Indian
33.
a)
Antarctic
b)
Indian
c)
Atlantic
d)
Pacific
34.
Which discipline studies the life and habitats in the ocean?
a)
physical
b)
chemical
c)
geological
d)
biological
35.
Which discipline studies undersea volcanoes and sediments?
a)
physical
b)
chemical
c)
geological
d)
biological
36.
Which discipline studies the acidification of the ocean and its affect on habitats?
a)
physical
b)
chemical
c)
geological
d)
marine
37.
What major event at the turn of the 20th century allowed for greater ocean exploration?
a)
invention of the compass
b)
Industrial Revolution
c)
French Revolution
d)
Renaissance
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