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Moderate and milder climate in the Southern Hemisphere as compared to the Northern Hemisphere, for the same latitude, can be explained by
1. Continentality
2. Photoperiodism
Which of the given statements is/are correct?
- a)1 only
- b)2 only
- c)Both 1 and 2
- d)None of the above
Correct answer is option 'A'. Can you explain this answer?
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Most Upvoted Answer
Moderate and milder climate in the Southern Hemisphere as compared to...
This is so because the Southern Hemisphere has significantly more ocean and much less land; water heats up and cools down more slowly than land. The movement of the sea and land breeze helps to moderate the climate. On the other hand, wherein the Northern Hemisphere there is more land, temperatures reach both extremes, for example, in Central Asia or Siberia. Photoperiodism is related to plants' reaction to light; it isn't relevant here.
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Community Answer
Moderate and milder climate in the Southern Hemisphere as compared to...
Continentality:
- The concept of continentality refers to the effect of a landmass on the climate of a region.
- In the Northern Hemisphere, there is a higher proportion of landmass compared to the Southern Hemisphere.
- Landmasses heat up and cool down faster than water bodies. As a result, continental locations tend to have more extreme temperature variations.
- Therefore, the Northern Hemisphere experiences more continental climates, leading to hotter summers and colder winters at the same latitude compared to the Southern Hemisphere.
Photoperiodism:
- Photoperiodism refers to the response of organisms to the length of day or night.
- In the Northern Hemisphere, the summer solstice occurs around June 21st, leading to longer days and shorter nights.
- This results in more solar radiation and heat during the summer months in the Northern Hemisphere, making it warmer.
- In contrast, the Southern Hemisphere experiences the winter solstice around December 21st, leading to shorter days and less solar radiation during the summer months.
- Therefore, the milder and more moderate climate in the Southern Hemisphere for the same latitude can be partially attributed to photoperiodism.
Conclusion:
- Both continentality and photoperiodism play a role in explaining why the Southern Hemisphere generally experiences milder and more moderate climates compared to the Northern Hemisphere at the same latitude.
- Understanding these factors helps in comprehending the variations in climate patterns between the two hemispheres.
- The concept of continentality refers to the effect of a landmass on the climate of a region.
- In the Northern Hemisphere, there is a higher proportion of landmass compared to the Southern Hemisphere.
- Landmasses heat up and cool down faster than water bodies. As a result, continental locations tend to have more extreme temperature variations.
- Therefore, the Northern Hemisphere experiences more continental climates, leading to hotter summers and colder winters at the same latitude compared to the Southern Hemisphere.
Photoperiodism:
- Photoperiodism refers to the response of organisms to the length of day or night.
- In the Northern Hemisphere, the summer solstice occurs around June 21st, leading to longer days and shorter nights.
- This results in more solar radiation and heat during the summer months in the Northern Hemisphere, making it warmer.
- In contrast, the Southern Hemisphere experiences the winter solstice around December 21st, leading to shorter days and less solar radiation during the summer months.
- Therefore, the milder and more moderate climate in the Southern Hemisphere for the same latitude can be partially attributed to photoperiodism.
Conclusion:
- Both continentality and photoperiodism play a role in explaining why the Southern Hemisphere generally experiences milder and more moderate climates compared to the Northern Hemisphere at the same latitude.
- Understanding these factors helps in comprehending the variations in climate patterns between the two hemispheres.
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