Density NP4U p.75

12.1 : 

• Different object (small stone rubber bungs or glass stopper which do no float and fit into a measuring cylinder)

• Balances X12

• Water beakers

• Measuring cylinder 100cc

• Eureka cans

• Digital callipers

12.2 -12.3

• Beakers 250 or 100

• Balances

• measuring cylinder 100 cc or 250 cc

• another liquid besides water (Glycerol)