Download Final Exam Review

Oceanography
What is the exam going to cover?
 Air –Sea Interaction (Meteorology)
 Ocean Circulation
 Waves and Water Dynamics
 Tides
 The Coast: Beaches and Shorelines
 Marine Life
1. The most abundant gaseous components
of the Earth's atmosphere are:
 Oxygen and Nitrogen
2. Hot air _____________, while
cool air _____________.
Rises, sinks
3. Seasons are caused by…
 Tilt of the Earth’s axis.
4. Earth is "tilted" at about 23° relative to its
orbital plane around the sun. This causes…
 seasons
5. There are _____ main wind bands in
each hemisphere of the Earth.
3
6. The Coriolis effect causes objects
moving in the northern hemisphere…
 Wind and water to deflect to the right.
7. Winds generally moves across
the United States. T or F?
 True. West to East.
8. Weather may be defined as:
 Short-term atmospheric localized characteristics.
9. When viewed from above, tropical
cyclones rotate ______________ in the
southern hemisphere.
 clockwise
10. Tropical cyclones tend to
move…
 Westward due to the ITCZ.
11. Tropical cyclones never leave
the tropics. T or F?
 False.
12. The ultimate source of most of
the energy for ocean currents is:
 The sun
13. The immediate source of most
of the energy for ocean currents is:
 wind
14. The Earth's rotation influences currents
by a force [or acceleration, to be correct]
known as:
 Coriolis Effect
15. Currents tend to move in great
_______________ patterns in the northern
hemisphere.
 clockwise
16. The only ocean current that continues in an
uninterrupted circle around the circumference of
the Earth without encountering land is the:
 West Wind Drift.
17. Generally the fastest and
deepest ocean currents are:
 Western Boundary Currents.
18. Western boundary currents can
have well-defined edges. T or F?
 true
19. Britain's weather is _____________________ than would be
expected at that latitude because of the influence of surface
currents.
 Warmer and wetter.
20. San Francisco's characteristic cold
and foggy weather is caused by a:
 Cold eastern boundary current.
21. Deep current are horizontal
and rarely move vertically. T or F?
 false
22. The most dense water in ocean
currents is the…
 Coldest and saltiest.
23. Benjamin Franklin was the first person to
recognize the extent of the _______________
and to publish a navigational chart of it.
 Gulf Stream
24. Most deep bottom water
forms…
 Near the ocean surface in the Antarctic.
25. The main force driving
thermohaline circulation is:
 Gravity.