Consider the Principle of Equivalence. Imagine that you are in an elevator out i

Question

Consider the Principle of Equivalence. Imagine that you are in an elevator out in the middle of deep space and the elevator is accelerating upward with a constant acceleration of 5 m/s^2. You hold a ball at waist height and then you release the ball. What will you observe to happen to the ball after you release it?

the ball will appear to move towards the floor at a constant speed
the ball will appear to move towards the floor with an acceleration of 5 m/s^2
the ball will appear to move towards the floor with an acceleration of 9.8 m/s^2 (just like on Earth)
the ball will appear to move towards the ceiling with an acceleration of 5 m/s^2

Explanation / Answer

the ball will appear to move towards the floor with an acceleration of 5 m/s^2

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