Physical Geography Class - 3 | Earth's Rotation, Revolution & Eclipses | SSC, BPSC, JPSC | Vermagsgk

Описание: Physical Geography for SSC CGL, Earth Rotation and Revolution, Solar Eclipse and Lunar Eclipse explained, Geography Class 3 Vermagsgk, BPSC Geography classes, JPSC General Studies, Motions of the Earth, Summer Solstice and Winter Solstice, Equinox explained, Perihelion and Aphelion, Geography for State PCS, NCERT Geography Summary, Vermagsgk Geography.


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Welcome to Class 3 of our Physical Geography series on Vermagsgk! 🌍

In this video, we dive deep into the fundamental movements of the Earth—Rotation and Revolution—and explore the fascinating phenomenon of Eclipses. Understanding these concepts is crucial for general studies (GS) papers in competitive exams like SSC CGL/CHSL, BPSC, JPSC, and other State PCS exams.

We break down complex geographical concepts into simple, exam-oriented points to help you score better.

📚 Topics Covered in This Video:
1. Earth's Rotation (Daily Motion)
What is Rotation? (West to East movement).
Effects of Rotation: Formation of Day & Night.
Concept of the Circle of Illumination.
Coriolis Force basics.

2. Earth's Revolution (Annual Motion)
Perihelion (Closest to Sun) vs. Aphelion (Farthest from Sun).
Causes of Seasons: Why do we have Summer and Winter?
Solstices: Summer Solstice (June 21) & Winter Solstice (Dec 22).
Equinoxes: Vernal (March 21) & Autumnal (Sept 23).
Concept of the Leap Year.
3. Eclipses (Grahan)
Explore
Solar Eclipse (Surya Grahan): When the Moon comes between the Sun and Earth.
Lunar Eclipse (Chandra Grahan): When the Earth comes between the Sun and Moon.
Understanding Syzygy, Umbra, and Penumbra.

📝 Important for Exams:
SSC (CGL, CHSL, MTS, CPO): Direct questions on dates of Solstices/Equinoxes and duration of day/night.
BPSC & JPSC: Conceptual questions on the causes of seasons and types of eclipses (Total vs. Partial).
Railways (NTPC/Group D): Basic facts about Earth's speed and orbital path.

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