To facilitate your analysis, you have been provided with specifications for case materials in the table below. However, you may also use your own figures for the mass of phones and test case materials. If you do use a different figure, be sure to make that clear in your analysis. As you use this data, ensure that you have made the necessary SI unit conversions: Test Collision Mass Material Time Phone Only 6.2 0.01 seconds (No Case) OZ. 1.7 Silicone 0.05 seconds OZ. 1.1 Hard Plastic 0.03 seconds OZ. 3.2 Rubber 0.08 seconds OZ