A student is given the following apparatus in order to find the density of a piece of rock 100g mass
metre rule
suitable pivot on which the rule will balance
measuring cylinder that is big enough for the piece of rock to fit inside
cotton
water
The rock has a mass of approximately 90 g.
(a) (0) In the space below, draw a labelled diagram of apparatus from this list set up so
that the student is able to find the mass of the piece of rock