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Mastering Global Circulation and the Coriolis Effect

20 Questions

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Mastering Global Circulation and the Coriolis Effect

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Questions and Answers

Which latitude range is associated with the Equatorial Cell in global circulation patterns?

60°-90°

90°-120°

0°-30° (correct)

30°-60°

Which hemisphere experiences clockwise wind flow in high pressure areas?

Neither Hemisphere

South Hemisphere

North Hemisphere (correct)

Both Hemispheres

What is the Coriolis Effect?

The effect of humidity on wind movement

The effect of rotation of the Earth on wind movement (correct)

The effect of pressure gradients on wind movement

The effect of friction on wind movement

What type of cloud is associated with a high pressure area?

Less/None Signup and view all the answers

What is the force that makes air flow from high pressure to low pressure areas?

PGF Signup and view all the answers

What connects areas with equal pressure?

Isobars Signup and view all the answers

What are the requirements for cloud formation?

Humidity, Lifting Action, Condensation Nuclei Signup and view all the answers

What is the direction of wind flow in low pressure areas in the Northern Hemisphere?

Counterclockwise/Cyclonic Signup and view all the answers

What is the surface friction layer?

Flow of wind from ground level to 2,000ft. Signup and view all the answers

What are the two types of pressure systems?

Low pressure area, High pressure area Signup and view all the answers

Which type of cloud is associated with steady precipitation and poor low-level visibility?

Stratus clouds Signup and view all the answers

What are the requirements for a thunderstorm to form?

Humidity, instability, and lifting action Signup and view all the answers

What is the main cause of wind shear?

Airflow hindered by surface friction or obstruction Signup and view all the answers

What is the main cause of turbulence below 15,000 feet?

Surface heating and friction Signup and view all the answers

What is the main cause of wake turbulence?

Airflow hindered by surface friction or obstruction Signup and view all the answers

What is the main cause of lightning in a thunderstorm?

Colliding particles of rain, ice, or snow Signup and view all the answers

What is the main cause of a tornado?

Colliding warm, humid air with cold, dry air Signup and view all the answers

What type of precipitation is hail?

Solid precipitation Signup and view all the answers

Which element of a thunderstorm may prevent an airplane from becoming airborne at normal take-off speed?

Icing Signup and view all the answers

What is the recommended course of action for pilots when encountering a thunderstorm?

All of the above Signup and view all the answers