Sunday, 5 July 2009

Homework

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.

3 comments:

Katie said...

7. I'm going to say 7.

d1aneb said...

Hmmm

After much intellectual pondering I believe the answer is 20s

The Muddled Mum said...

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