Frogs in Balance

TESTING INVESTIGATION: FROGS IN BALANCE

OK I know these are not frogs, just pretend they are:)

GIVEN: stand, meterstick, "frogs" of unknown mass, assorted masses

TASKS:

a. Determine the mass of the multiple frogs.

b. Determine the mass of the meterstick.

(Thanks to Dolores Gende for this activity)