Counting by Weighing

 

 

At each balance you will find a box with several bags of objects. You need to determine the mass of one of the objects. Then place all of the objects on the balance pan. From the total mass of the objects you are to predict the number of objects on the balance pan. Now count the objects and see if you were correct. Complete the following chart for each station your teacher has set up.

 


Bag # ____

object description: _________________

mass of one object:_________________

mass of group of objects: _______________

Calculated Number of objects Actual number of objects

 % error calculation: ________________

 



Questions? Comments??

.Patty Mason