Matching Pairs Units and measurementsOnline version Let's practice common measurements by Agustin Caceres 1 If the mass of a rock is 15g, and its volume is 3 cm3, what is its density? 2 This device measures the volume of liquids directly 3 Length is measured in 4 If all the sides of a cube measure 2cm, what is its volume? 5 Amount of matter an object is made of 6 One mL is the same as 7 Measures how concentrated mass is 8 Technique that measures the volume of irregular-shaped objects 9 Instrument more precise than a ruler Vernier Caliper 8 cm3 Mass 5 g/cm3 1 cm3 Density cm