Multiple Choice
In using a long steel rod as a lever to move a large rock, where should the fulcrum be placed for a person to use the least amount of force to move the rock?
A) Close to the person.
B) Exactly halfway between the person and the rock.
C) Anywhere in between; it makes no difference.
D) Close to the rock.
Correct Answer:
Verified
Correct Answer:
Verified
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