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  • Free Fall in a Vacuum: Understanding Acceleration & Speed
    It's a bit tricky to say that objects fall at a specific speed in a vacuum chamber. Here's why:

    * Constant Acceleration: Objects in a vacuum chamber (ignoring air resistance) experience a constant acceleration due to gravity, which is approximately 9.8 m/s². This means their speed increases by 9.8 meters per second every second they fall.

    * No Terminal Velocity: In a vacuum, there's no air resistance to slow objects down. This means they will continue to accelerate indefinitely, getting faster and faster. There's no fixed "terminal velocity" like we see with objects falling through air.

    So, what does this mean for mph?

    * It depends on how long the object falls. The longer it falls, the faster it gets.

    * You can calculate the speed: If you know how long an object has been falling in a vacuum, you can use the formula:

    * Speed = Acceleration x Time

    * Speed = 9.8 m/s² x Time (in seconds)

    Example:

    * If an object falls for 10 seconds in a vacuum, its speed would be: 9.8 m/s² x 10 s = 98 m/s. To convert that to mph, you'd need to multiply by 2.237.

    In short: Objects in a vacuum chamber don't fall at a specific speed, but rather accelerate at a constant rate of 9.8 m/s². Their speed increases continuously, and the final speed depends on how long they've been falling.

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