If you release a ball inside a freely falling elevator,it stays in front of you instead of "falling to the floor" because you,the ball,the elevator,and the air in the elevator are all in free fall.If you similarly release a helium-filled balloon,the balloon will
A) also stay in front of you.
B) press against the ceiling.
C) press against the floor.
D) slowly rise.
E) slowly fall.
Correct Answer:
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