Sunday, 5 July 2009


A car of mass 900kg has an engine which exerts a force of 450N on the car. How long does the car take to accelerate from 0-10m/s?

Please finish the page, and see me. Detention for anyone who fails to understand and thus doesn’t hand in their homework. I have explained it once, it isn’t my fault if you weren’t listening, now please get on with it.


Katie said...

7. I'm going to say 7.

d1aneb said...


After much intellectual pondering I believe the answer is 20s

The Muddled Mum said...

OMG Di.. how on EARTH did you get that right???