oceanography 100 exam 1 UPDATED
ACTUAL Exam Questions and CORRECT
Answers
1. The most average height of the continents above sea level is greater than the average depth of
the ocean. - CORRECT ANSWER - False
2. Most of the water on earth is contained... - CORRECT ANSWER - Within the earth's
core
3. "My car will not start". The preceding statement can best be described as: - CORRECT
ANSWER - An Observation.
4. Where are we anyway (Costa Mesa) compared to the prime meridian? - CORRECT
ANSWER - Top Left.
5. What manufactures the heavier elements such as gold? - CORRECT ANSWER -
exploding supernova.
6. A scientist that studied how rogue waves (abnormally large waves) are formed would be a: -
CORRECT ANSWER - physical oceanographer
7. A scientist that studied the uptake of carbon dioxide into the ocean from the atmosphere would
be - CORRECT ANSWER - a chemical oceanographer
8. What is the age of the universe? Solid earth? The sun? the ocean? - CORRECT
ANSWER - universe = 13.7 billion.
solid earth = 4.6 billion
the sun = 5 billion
the ocean = 4 billion
,9. If you were looking around our solar system for another planetary body that could have life,
the most
important thing you would look for is: - CORRECT ANSWER - Water.
10. Our sun is like a nuclear furnace, in the center are compressed gases much like a hydrogen
bomb. Our
sun is hot enough to fuse what to make what? - CORRECT ANSWER - helium and
hydrogen to make super nova
11. What does the big bang theory describe? - CORRECT ANSWER - the expansion of the
univers
12. What percentage of the earth is covered by the world ocean ? - CORRECT ANSWER -
71%
13. How long might our descendants enjoy life on earth as we know it today before our Sun
dies? - CORRECT ANSWER - 5 Billion
14. The most accepted explanation of the moon's origin is __________________. - CORRECT
ANSWER - a result from a collision between the earth and an asteroid.
15. An explanation that is supported by many observations, has no major inconsistencies, and is
accepted
by most scientists is _____________________. - CORRECT ANSWER - a theory
16. The original water on earth came from what source? - CORRECT ANSWER - icy
comets and asteroids delivered the water
17. What is true about the great rain? - CORRECT ANSWER - it lasted 20 million years
, 18. What theory describes the formation of our solar system? - CORRECT ANSWER -
condensation theory
19. What gaseous component of Earth's early atmosphere was the most abundant? - CORRECT
ANSWER - nitrogen
20. How did the earth become density stratified? - CORRECT ANSWER - accretion
21. Where is our solar system located in the universe? - CORRECT ANSWER - dark lane,
3/4ths from the center
22. What process best describes the formation of the planets within the solar system? -
CORRECT ANSWER - accretion
23. Elements are defined by what? - CORRECT ANSWER - number of protons
24. The most abundant element in the universe is? - CORRECT ANSWER - Hydrogen
25. A massive sphere of incandescent gases powered by nuclear fusion best describes... -
CORRECT ANSWER - the stars
26. The ocean and atmosphere on earth came from what? - CORRECT ANSWER -
outgassing
27. How is our atmosphere different from early earth more than 4 billion years ago? - CORRECT
ANSWER - 4 billion years ago the atmosphere consisted of mostly nitrogen gas. Now, the
atmosphere consist of mostly Hydrogen.
ACTUAL Exam Questions and CORRECT
Answers
1. The most average height of the continents above sea level is greater than the average depth of
the ocean. - CORRECT ANSWER - False
2. Most of the water on earth is contained... - CORRECT ANSWER - Within the earth's
core
3. "My car will not start". The preceding statement can best be described as: - CORRECT
ANSWER - An Observation.
4. Where are we anyway (Costa Mesa) compared to the prime meridian? - CORRECT
ANSWER - Top Left.
5. What manufactures the heavier elements such as gold? - CORRECT ANSWER -
exploding supernova.
6. A scientist that studied how rogue waves (abnormally large waves) are formed would be a: -
CORRECT ANSWER - physical oceanographer
7. A scientist that studied the uptake of carbon dioxide into the ocean from the atmosphere would
be - CORRECT ANSWER - a chemical oceanographer
8. What is the age of the universe? Solid earth? The sun? the ocean? - CORRECT
ANSWER - universe = 13.7 billion.
solid earth = 4.6 billion
the sun = 5 billion
the ocean = 4 billion
,9. If you were looking around our solar system for another planetary body that could have life,
the most
important thing you would look for is: - CORRECT ANSWER - Water.
10. Our sun is like a nuclear furnace, in the center are compressed gases much like a hydrogen
bomb. Our
sun is hot enough to fuse what to make what? - CORRECT ANSWER - helium and
hydrogen to make super nova
11. What does the big bang theory describe? - CORRECT ANSWER - the expansion of the
univers
12. What percentage of the earth is covered by the world ocean ? - CORRECT ANSWER -
71%
13. How long might our descendants enjoy life on earth as we know it today before our Sun
dies? - CORRECT ANSWER - 5 Billion
14. The most accepted explanation of the moon's origin is __________________. - CORRECT
ANSWER - a result from a collision between the earth and an asteroid.
15. An explanation that is supported by many observations, has no major inconsistencies, and is
accepted
by most scientists is _____________________. - CORRECT ANSWER - a theory
16. The original water on earth came from what source? - CORRECT ANSWER - icy
comets and asteroids delivered the water
17. What is true about the great rain? - CORRECT ANSWER - it lasted 20 million years
, 18. What theory describes the formation of our solar system? - CORRECT ANSWER -
condensation theory
19. What gaseous component of Earth's early atmosphere was the most abundant? - CORRECT
ANSWER - nitrogen
20. How did the earth become density stratified? - CORRECT ANSWER - accretion
21. Where is our solar system located in the universe? - CORRECT ANSWER - dark lane,
3/4ths from the center
22. What process best describes the formation of the planets within the solar system? -
CORRECT ANSWER - accretion
23. Elements are defined by what? - CORRECT ANSWER - number of protons
24. The most abundant element in the universe is? - CORRECT ANSWER - Hydrogen
25. A massive sphere of incandescent gases powered by nuclear fusion best describes... -
CORRECT ANSWER - the stars
26. The ocean and atmosphere on earth came from what? - CORRECT ANSWER -
outgassing
27. How is our atmosphere different from early earth more than 4 billion years ago? - CORRECT
ANSWER - 4 billion years ago the atmosphere consisted of mostly nitrogen gas. Now, the
atmosphere consist of mostly Hydrogen.
