To isolate yourself or to close yourself off to something.
An interjection is a word used to show feeling. Interjections are words such as:<em> yikes, ouch, </em>etc.
Prepositions are: <em>at, on, in, </em>etc. and they don't show any feeling.
Pronouns are: you, me, them, he, etc.
Conjunctions are: and, or, while, etc.
Will come back in comments when completed
Using g = 9.81 m/s²:
By Hooke's law:
F = kx
k = F/x
k = (2 x 9.81) / 2
k = 2 N/m
ω = √(k/m)
ω = √(2/2)
ω = 1 rad/s