Science 10 April 17 in-class Practice (id: 52b67fec5)

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本题目来源于试卷: Science 10 April 17 in-class Practice，类别为 unclassified

[问答题]
Can the velocity of an object be negative when iy(awg rxxs z(5 kr7,sq)ug b5:t1 rfs/ts accel- eraqrze2h6 br 2+ ziz(y8btion is positive? What about vice versa? If yes, give examplzre6+z zbbh( 2iqr 2y8es in each case.

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