According to Galileo, which of these is a "natural" or "unforced" motion?
A) A stone falling straight downward.
B) A book coming to rest as it slides along the floor.
C) Both of the above.
D) Neither of the above.

Question

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The Answer of According to Galileo, which of these is a "natural" or "unforced" motion?
A) A stone falling straight downward.
B) A book coming to rest as it slides along the floor.
C) Both of the above.
D) Neither of the above.

According to Galileo, Which of These Is a "Natural" or "Unforced