1. Bouncing Ball uDu WARNING! Don’t be a reptile! Butyl ButadieneStyrene-butadiene PolyneoprenePolynorbornene

2. Bouncing Ball uDu You are mechanical engineers and must select the best elastomer for a particular application from the samples shown below. You will make your decision by measuring the percent of energy LOST on impact for all five samples. INTRODUCTION: Butyl ButadieneStyrene-butadiene PolyneoprenePolynorbornene

3. Bouncing Ball uDu Soccer shin guard liner Paddleball toy Floor mat for standing work Rubber bullet Car engine mounts APPLICATIONS: Butyl ButadieneStyrene-butadiene PolyneoprenePolynorbornene

4. Bouncing Ball uDu Names of design team Name of application Design objectives: How much energy loss you want and why Methods: How you measured energy loss Results: Data table including all 5 samples Conclusion DELIVERABLES: Write on back of one handout