Mass Guesstimate
First guess the mass of the items.
Have
your teacher OK your estimates. You do not need to agree.
Find the
actual mass of the objects.
Find the differece.
Total the
difference.
| Item To Be Weighed | Your Guess in grams | Actual Mass in grams | + or - |
| 3 Paperclips |
|||
| 1 Unsharpened Pencil |
|||
3 Washers |
|||
1 Permanent Marker |
|||
1 Styrofoam Tray |
|||
1 Dissecting Scissors |
|||
1 Ruler |
|||
10 Pennies |
|||
1 Nickel |
|||
1 Fork |
|||
| Total |
mg stands for milligrams.
There are 10 mg
in a gram.
Medicine can be measured in milligrams. Asprins.
Spices:
salt, pepper