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  • Understanding Free Fall: Motion Under Gravity
    When only gravity is acting on a falling object, its motion is called free fall.

    Here's a breakdown of the key characteristics:

    * Constant Acceleration: The object accelerates downwards at a constant rate due to gravity. This acceleration is approximately 9.8 m/s² near the Earth's surface.

    * Neglecting Air Resistance: Free fall assumes no other forces are acting on the object besides gravity. This means we ignore air resistance, which can have a significant impact on objects falling at high speeds.

    * Uniform Motion: If we ignore air resistance, the object's horizontal velocity remains constant, while its vertical velocity increases at a constant rate (due to the acceleration of gravity).

    Important Note: In real-world scenarios, air resistance almost always plays a role. So, while free fall is a useful theoretical concept, it's rarely a completely accurate description of actual falling objects.

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