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  • Understanding Gravity: Why Planets Orbit the Sun
    The force that makes planets move around the Sun is gravity.

    Here's how it works:

    * The Sun's Mass: The Sun is incredibly massive, meaning it has a lot of matter packed into a small space. This mass creates a strong gravitational pull.

    * Gravitational Attraction: Gravity is a force of attraction between any two objects with mass. The more massive an object, the stronger its gravitational pull.

    * Orbiting Path: Planets are constantly being pulled towards the Sun by its gravity. However, they also have their own momentum (a tendency to keep moving in a straight line). This combination of gravitational pull and momentum results in a curved path around the Sun, which we call an orbit.

    Think of it like a ball on a string:

    * The ball: The planet

    * The string: Gravity

    * The person holding the string: The Sun

    The person swinging the ball creates a circular path, just like the Sun's gravity creates an elliptical path for the planet.

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