from 0 seconds to 4 seconds is the acceleration positive or negative?

from 6 seconds to 10 seconds is the acceleration positive or negative?

BEST ANSWER GETS 5 STAR AND POINTS. (MUST BE CORRECT)

from 0 seconds to 4 seconds is the acceleration positive or negative from 6 seconds to 10 seconds is the acceleration positive or negative BEST ANSWER GETS 5 ST class=