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12 questions from this quiz
Find how extension changes with weight
To eliminate parallax errors
Springs store elastic energy and could snap
Weight is a force in N, mass is in kg
1 N
New length - original length
Force (weight)
Straight line through the origin
The spring constant kkk
F=kxF = kxF=kx
It won't return to original length
At eye level with the ruler
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