Pounds
If you are talking about the unit of measurement for weight is that of force it would be Newtons.
Answer:
fine the area then devide force by area
Explanation:
10000/(0.5*4)= 5000 pa
If the object, ends up with a positive charge, then it is missing electrons. if it is missing electrons, then it must have been removed form the object during the rubbing process.
By Newton's second law, we have

So, in order to give a 0.15kg body an acceleration of 40m/s^2, you need a force of
