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camilo
Questions (2)
why is an earthquake accompanied with noise?
5 answers
474 views
how does destructive interference of sound waves help preserve hearing?
3 answers
1,704 views
Answers (7)
2/3
the angle is NOT 90... because it reache a speed when it can "scape" ... the angle is then 85.3 the force is (costheta-sintheta+tantheta)*300
the answer is 1,3 :3 thank me later
0.746 wrong p: 0.5531
0.746
hi. it`s balanced.
thanks but i still need an answer...
