An object weighing 0.60N is hung on a spiral spring and caused it to extend by 6.0cm. The object is removed and a black of wood replacing it causes the spring to extend by 10.0cm. What is the weight of the block of wood?
0.10N
0.36N
0.80N
1.00N
3.60N
Correct answer is D
No explanation has been provided for this answer.