Total # Posts: 6
November 26, 2013
a trailer is pulling acar with a force of 900N on a level road. The car is moving at 70km/h, how much work is done by the trailer on the car in 15mm?
May 31, 2013
September 15, 2011
1. consider a satellite with a period of 8 hours. if the radius of the satellite's orbit is doubled, what is the period for this satellite's. 2.what is the minimum amount of heat ( in joules) needed to heat 5.0kg (5 liters) of liquid water from it frezing point to its ...
July 9, 2010
i need a thought 3 pages essay on beowulf as a dramatisation of heroism
March 9, 2009
Language art education
a software of language art education
February 4, 2009