Class 4 Exam > Class 4 Questions > What causes the change in seasons on Earth?a)...
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What causes the change in seasons on Earth?
- a)The planet's distance from the sun
- b)The tilt of the Earth's axis
- c)The rotation of the Earth
- d)The presence of clouds in the atmosphere
Correct answer is option 'B'. Can you explain this answer?
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What causes the change in seasons on Earth?a)The planets distance from...
Understanding the Change in Seasons
The change in seasons on Earth is primarily caused by the tilt of the Earth's axis. Here’s a detailed explanation:
The Earth's Tilt
- The Earth is tilted at an angle of about 23.5 degrees.
- This tilt is significant because it affects how sunlight reaches different parts of the Earth.
How Tilt Affects Seasons
- As the Earth orbits around the Sun, different areas receive varying amounts of sunlight throughout the year.
- When the Northern Hemisphere is tilted towards the Sun, it experiences summer with longer days and warmer temperatures.
- Conversely, when it is tilted away from the Sun, it experiences winter with shorter days and cooler temperatures.
The Role of the Sun
- The intensity and angle of sunlight change as the seasons shift.
- In spring and fall, both hemispheres receive nearly equal sunlight, leading to milder temperatures.
Summary of Seasonal Changes
- Summer: Northern Hemisphere tilted towards the Sun; longer days, warmer weather.
- Winter: Northern Hemisphere tilted away from the Sun; shorter days, cooler weather.
- Spring: Transition period; both hemispheres receive balanced sunlight.
- Fall: Another transition; temperatures begin to cool down.
Understanding the tilt of the Earth's axis helps explain why we experience different seasons, making it a fundamental concept in earth science!
The change in seasons on Earth is primarily caused by the tilt of the Earth's axis. Here’s a detailed explanation:
The Earth's Tilt
- The Earth is tilted at an angle of about 23.5 degrees.
- This tilt is significant because it affects how sunlight reaches different parts of the Earth.
How Tilt Affects Seasons
- As the Earth orbits around the Sun, different areas receive varying amounts of sunlight throughout the year.
- When the Northern Hemisphere is tilted towards the Sun, it experiences summer with longer days and warmer temperatures.
- Conversely, when it is tilted away from the Sun, it experiences winter with shorter days and cooler temperatures.
The Role of the Sun
- The intensity and angle of sunlight change as the seasons shift.
- In spring and fall, both hemispheres receive nearly equal sunlight, leading to milder temperatures.
Summary of Seasonal Changes
- Summer: Northern Hemisphere tilted towards the Sun; longer days, warmer weather.
- Winter: Northern Hemisphere tilted away from the Sun; shorter days, cooler weather.
- Spring: Transition period; both hemispheres receive balanced sunlight.
- Fall: Another transition; temperatures begin to cool down.
Understanding the tilt of the Earth's axis helps explain why we experience different seasons, making it a fundamental concept in earth science!
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Community Answer
What causes the change in seasons on Earth?a)The planets distance from...
The change in seasons on Earth is primarily caused by the tilt of the Earth's axis as it orbits the sun. This tilt causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to the seasons.
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What causes the change in seasons on Earth?a)The planets distance from the sunb)The tilt of the Earths axisc)The rotation of the Earthd)The presence of clouds in the atmosphereCorrect answer is option 'B'. Can you explain this answer?
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