Posted by **Anonymous** on Thursday, May 16, 2013 at 8:13pm.

A car traveling at 80km/hr decelerates at 1.5m/s^2. Calculate

a) the time it takes to stop.

b) The distance travelled in the 3rd second.

- physic -
**bobpursley**, Thursday, May 16, 2013 at 8:22pm
a. Vf=Vi-at solve for t.

b. find distance at t=3, then distance at t=4 and subtract

d=vi+at where t=3, then do it for t=4

- physic -
**bobpursley**, Thursday, May 16, 2013 at 8:23pm
convert 80km/hr to m/s first.

- physic -
**Adil**, Thursday, May 16, 2013 at 9:30pm
b)

d=vi+at

d=22.22+1.5+3=26.72

d=22.22+1.5+4=27.72

d=27.72-26.72

d=1

is it correct for

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