Answer:
First answer to the first question is Two people pulling a rope with the same force in a opposite direction. The other one would be 2.72N
Explanation:
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Answer:

Explanation:
From the question we are told that:
Length 
Mass 
Distance from Tip 
Generally, the equation for Torque Balance is mathematically given by


Therefore

Answer:
Simple awnser Do it yourself I really would help but I have no clue! Sorry
Explanation:
Answer:
the rocks have the same amount of thermal energy
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