by KNOW Worksheets
This worksheet can be used as revision sheet after the teaching of the basics of the excretory system. The answers are on the second page.
This worksheet is about the units of measurement for mass, length, volume and area. The activities are on naming the units, knowing the rules or relationships that exits between each unit of measurement for each quantity. Finally, there is conversion of a unit to another unit activity.
Answers are on the second page.