cq_1_061

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phy 201

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.

** CQ_1_06.1_labelMessages **

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.

answer/question/discussion: ->->->->->->->->->->->-> :

v0 10 , vf 20 , 'ds 45

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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.

answer/question/discussion: ->->->->->->->->->->->-> :

a 10 , 'dt 3 , vf 50

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A ball travels 30 cm along an incline, starting from rest, while accelerating at 20 cm/s^2.

answer/question/discussion: ->->->->->->->->->->->-> :

'ds 30 , a 20

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@&

The ball starts from rest so you also know v0.

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Then for each situation answer the following:

Is it possible from this information to directly determine vAve?

answer/question/discussion: ->->->->->->->->->->->-> :

For the first 15 for the second 35 can't for the third

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Is it possible to directly determine `dv?

answer/question/discussion: ->->->->->->->->->->->-> :

For the first 10 for the second 30 can't for the third

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&#Good responses. See my notes and let me know if you have questions. &#