Homework Help: Science

Posted by Nicholas on Monday, May 14, 2012 at 3:38am.

A boy exerts a force of 15N to push a motor bike which has flat tyre for a distance at 30m.calculate the mass of the motor bike. Calculate the density of the motor bike.calculate the work done by the boy.[take g=10m|sm2

Science - drwls, Monday, May 14, 2012 at 5:12am
The density of the motor bike cannot be calculated from the information provided.

The work done by the boy is
Force x Distance = 4500 Joules

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