PHY 121
Your 'cq_1_06.1' report has been received. Scroll down through the document to see any comments I might have inserted, and my final comment at the end.
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For each situation state which of the five quantities v0, vf, `ds, `dt and a are given, and give the value of each.
• A ball accelerates uniformly from 10 cm/s to 20 cm/s while traveling 45 cm.
a
answer/question/discussion: ->->->->->->->->->->->-> :
• A ball accelerates uniformly at 10 cm/s^2 for 3 seconds, and at the end of this interval is moving at 50 cm/s.
vf
answer/question/discussion: ->->->->->->->->->->->-> :
• A ball travels 30 cm along an incline, starting from rest, while accelerating at 20 cm/s^2.
ds
answer/question/discussion: ->->->->->->->->->->->-> :
Then for each situation answer the following:
• Is it possible from this information to directly determine vAve?
yes
answer/question/discussion: ->->->->->->->->->->->-> :
• Is it possible to directly determine `dv?
no
answer/question/discussion: ->->->->->->->->->->->-> :
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15 min
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&#Please compare your solutions with the expanded discussion at the link
Solution
Self-critique your solutions, if this is necessary, according to the usual criteria. Insert any revisions, questions, etc. into a copy of this posted document. Mark any insertions with &&&& so they can be easily identified. &#