Planets and Earth's Movements

### Order of Planets

• Mercury is the smallest planet, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
• Earth is the only planet known to have life.
• Jupiter is the largest and heaviest planet.
• Saturn is the lightest planet with rings.
• Uranus and Neptune are classified as ice giants.
• Neptune is the windiest and farthest planet from the sun.

Rotation of Earth

• Earth rotates on its axis, which is an imaginary line through the center of the planet.
• It takes 24 hours (one day) for Earth to complete one rotation.
• The rotation is from West to East, with the side of Earth facing the Sun experiencing daytime, while the side facing away from the Sun experiences night.

Revolution of Earth

• Earth revolves around the Sun, taking approximately 365 days (one year) to complete one revolution.
• The combination of Earth's revolution and the tilt of its axis causes the seasons, with different parts of the Earth being exposed to the Sun at different times throughout the year.