Three identical solid spheres are released from rest at heights of 1 m, 2 m

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Work Energy and Power · Work Energy and Power

Problem

Three identical solid spheres are released from rest at heights of 1 m, 2 m, and 3 m above a perfectly smooth floor. Air resistance is negligible. Rank the magnitudes of their speeds just before they reach the floor from greatest to least and briefly justify your ranking.

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