Science questions Essay - 1480 Words



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Text Preview EOSC 114 MIDTERM 3

Last Name, First Name: _____________________________

2010 Fall - Term 1

Student Number: _____________________

Instructions: Closed book. No calculator. Indicate all your answers on the Scantron sheet. Only the Scantron sheet will be marked, but turn in both the Scantron (answer) sheet and this question packet. Put your name and student number on both the Scantron sheet and the question packet. There is only one best answer to each question. Don’t leave any questions unanswered (if you don’t know the answer, then guess). Good luck! This is “Test Form” (A). Please indicate (A) in the “Test Form” column on your Scantron sheet. 1. Given the damage from a tornado shown in the photograph to the right, estimate the tornado strength on the Enhanced Fujita scale:

A) EF1
B) EF2
C) EF3
D) EF4
E) EF5

2. When you see a tornado approaching you, which option should you choose to be safe? A) Find the nearest tree and hold tightly to it to prevent yourself from being blown away. B) Get in a car and park it under a bridge overpass in the storm's path. C) Get in a ditch or basement.

D) Enter the nearest mobile home and phone for help.
E) Get your camera to record a video that you can post on YouTube. 3. The continent that has the greatest risk of tornadoes is: A) North America
B) South America

C) Eurasia

D) Africa

4. The photograph to the right shows _____ clouds
attached to the underside of the thunderstorm anvil.
A) nimbus
B) haboob
C) funnel
D) arc
E) mammatus

5. Which statement is FALSE?
A) Buoyancy force and continuity can combine to create horizontal and vertical winds. B) Pressure-gradient force and continuity can combine to create horizontal and vertical winds. C) A horizontal change in temperature can cause a vertical change in buoyancy force. D) A horizontal change in temperature can cause a vertical change in pressure-gradient force. E) Atmospheric forces cause the air to accelerate, thus creating winds.

E) Australia


Hurricanes have
A) high pressure near sea level due to all the rain falling around the eye. B) low pressure near sea level due to the strong winds around the eye wall. C) strong winds in the eye due to the strong downdraft of air there. D) high pressure at the top of the storm due to the warm core near the eye. E) low pressure at the top of the storm due to the warmer, less-dense air that rises there.


In the Northern Hemisphere, hurricanes in the Atlantic and typhoons in the Pacific A) usually start as clusters of tropical thunderstorms.
B) form when mid-latitude (extratropical) cyclones move into the tropics. C) generally move from west to east in the tropics.
D) rotate in opposite directions,
E) intensify over land in summer because land surfaces are usually hotter than the sea surface.


In North America, several different types of weather messages are presented to the public when thunderstorms or hurricanes approach. The type of message for which you need to take immediate action to stay safe is a/an: A) alert

B) watch
C) warning
D) priority message
E) text


Referring to the wave diagram to the right, which is the wave height? A) A
B) B
C) C
D) D
E) E

10. A wave with wavelength 5 m moving through water of depth 15 m will transport water:
A) horizontally, back and forth.
B) up and down.
C) sinusoidally.
D) in orbitals.
E) chaotically, impossible to predict.
11. As a wave shoals:
A) the wave height stays the same.
B) the wave length stays the same.
C) the wave period stays the same.
D) the wave speed stays the same.
E) the wave steepness stays the same.
12. A wave will form a plunging breaker if it encounters:
A) a flat beach.
B) a gently sloping beach.
C) a steeply sloping beach.
D) a sandy beach.
E) a rocky beach.

13. Wave energy is most concentrated:
A) within bays.
B) slightly upstream of river mouths.
C) at headlands.
D) downdrift of jetties.
E) in the open ocean.
14. Which... Show More

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