The magnetic form of a substance can be determined<span> by examining its electron configuration: if it shows unpaired electrons, then the substance is paramagnetic; if all electrons are paired, the substance is diamagnetic.</span>
Answer:

Explanation:
Given data
Force F=2 N
Length L=17 cm = 0.17 m
Spring Constant k=42 N/m
To find
Relaxed length of the spring
Solution
From Hooke's Law we know that

It is actually B. Promoter 2.
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She misses. She should have accelerated faster in order to get to her target.
Answer: Pretty sure the answer is B but this kind of looks like a test question.
Explanation: