4.9

4.9

10 June 2011

11:38

·         

4.9 recall and use the relationship between work, force and distance moved in the direction of the force:

       work done = force × distance moved         

Wd = F × d

Work formula.ppt Download this file

4B1 work done skiing downhill.swf Download this file

4B1 work done pushing a wheelbarrow.swf Download this file