Acceleration is a vector quantity which indicates that it's value positive , negative,zero
 

Dear Student,

Yes, acceleration is a vector quantity. It has magnitude as well as direction.
This is the reason it can be positive as well as negative.
Its value can be zero too if there is no change in magnitude of velocity. 

But what is your question?

Your question is not clear and appears to be incomplete. Recheck your question or please be a little specific about the name of the chapter/textbook to which you are referring here so that we can provide you with some meaningful help.
Look forward to hearing from you again!
Regards

  • -1
Acceleration has positive value
  • 0
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