A single brick falls with acceleration g. The reason a double brick falls with the same acceleration is
A) that in free fall all accelerations are g.
B) its ratio of force to mass is the same.
C) an experimental fact tested many times.
D) none of the above
Question 2
A bowling ball and a baseball accelerate equally when falling in a vacuum because
A) their velocities are the same.
B) the ratio of their weights to mass is the same.
C) the force of gravity is the same for each in a vacuum.
D) the force of gravity does not act in a vacuum.
E) none of the above
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