Grade 7 Science: Global Wind Patterns
Explore the causes and effects of global wind patterns, including convection cells, the Coriolis effect, and major wind belts, with this comprehensive Grade 7 science worksheet.
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Global Wind Patterns
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. What is the primary cause of global wind patterns?
The Earth's rotation
Uneven heating of the Earth by the Sun
Ocean currents
The phases of the moon
2. The Coriolis Effect causes winds in the Northern Hemisphere to deflect to the .
left
right
upwards
downwards
3. The three major global wind belts are the Trade Winds, the Westerlies, and the .
4. Air that is heated at the equator and moves towards the poles.
5. The Doldrums are areas of high pressure and strong winds near the equator.
True
False
6. Land breezes occur when the land cools faster than the sea at night.
True
False
7. Briefly explain how convection cells contribute to global wind patterns.
8. Observe the image below showing global atmospheric circulation. Label the Hadley, Ferrel, and Polar cells.
