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Please answer question within an hour and include all work. A model rocket launched vertically from rest on the ground accelerates at +30.0 m/s for

Please answer question within an hour and include all work.

A model rocket launched vertically from rest on the ground accelerates at +30.0 m/s for 4.0 s. What will be its velocity just before it strikes the ground? For full credit, select a multiple choice response and provide your handwritten solution to this problem on a separate sheet of paper. +138m/s O +120m/s -138m/s -98m/s O -120m/s

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