2(a)Density PressureMedium3 marksA solid metal sphere has a volume of 31 cm3. The mass of the metal sphere is 87 g. Calculate the density of the metal. State the unit.Density and unitTypeWriteMath0 wordsGrade answerGrading criteria
2(b)Measurement Techniques InstrumentsEasy3 marksDescribe how a student determines the volume of the sphere using a measuring cylinder.AnswerTypeWriteMath0 wordsGrade answerGrading criteria