Choose the appropriate metric units of mass or capacity given various measurement situations.
This video explains how to convert to different metric units of measure for length, capacity, and mass.
Using a scale and addition to find weight in grams
Use scales to compare the weight of the objects
Comparing heavier and lighter objects
Estimate weight in Kilogram
Selecting the better unit for estimation- kilogram or gram
Picking the better unit for weight
Selecting the best estimate of a weight
Decide the proper weight unit for the picture
Match the weights to the following items