1 answer:
Answer:
C
Explanation:
A feather falls from one end of a tube to the other inside a vacuum.
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The answer is going to be B
I would think that would be C.
Answer:
15 because 5×5×5 is the same thing as 5×3 which equals to 15
Because some of the energy is wasted and the amount of energy wasted is based on the efficiency of the machine
