NCERT Class 6 Geography Chapter 3: Motions of the Earth YouTube Lecture Handout

Doorsteptutor material for CBSE/Class-6 is prepared by world's top subject experts: get questions, notes, tests, video lectures and more- for all subjects of CBSE/Class-6.

Get video tutorial on: Examrace YouTube channel

NCERT Class 6 Geography Chapter 3: Motions of the Earth

Rotation

  • Movement of earth on its axis – 24 hours – Earthday
Illustration: Rotation

Revolution

  • Movement of earth around sun in fixed path: 365 days
  • Extra 6 hours added for 4 years – 1 day extra – leap year
Illustration: Revolution

Orbital Plane

  • Plane formed by the orbit
  • Axis of earth makes 66 degree with orbital plane
Illustration: Orbital Plane

Circle of Illumination – Does Not Coincide with Axis

Illustration: Circle of Illumination – Does Not Coincide with Axis

What Would Happen if Earth Does Not Rotate?

Illustration: What Would Happen if Earth Does Not Rotate?

Axial Precession – 26,000 Years – Changes North Star (Polaris to Vegas)

Illustration: Axial Precession – 26,000 Years – Changes North Star (Polaris to Vegas)
Illustration: Axial Precession – 26,000 Years – Changes North Star (Polaris to Vegas)

Perihelion Precession

Illustration: Perihelion Precession

Solstice and Equinox

Illustration: Solstice and Equinox

Manishika

Frequently Asked Questions (FAQs)