Bottom of ramp to floor: 67.2 cm                 				

	Circ.	Radius	Mass	Density
Basketball	  .1225m	.0195m	.0251kg	808.13 kg/m^3
Gumball	  .076m	.0121m	.009kg	1212.82 kg/m^3
Marble	  .047m	.00748m	.0038kg	2167.65 kg/m^3

				
	Displacement  (cm)			

Starting	Basketball 	 Gumball	Marble	Predicted
Height				
38.6 cm	79	70.8	76.5	86.1
38.6 cm	74.8	68.6	73.7	86.1
38.6 cm	77.1	71.4	74.5	86.1
38.6 cm	79.1	67.8	73.7	86.1
38.6 cm	78.4	72.7	73.1	86.1
31.5 cm	68.9	64.7	65.6	77.8
31.5 cm	70.8	62	64.3	77.8
31.5 cm	71	62.3	63.7	77.8
31.5 cm	70.1	61.4	62.9	77.8
31.5 cm	70.8	62.3	61	77.8
22.4 cm	62	50.7	55.5	65.5
22.4 cm	62.5	52.8	54.5	65.5
22.4 cm	61.8	54.5	53.4	65.5
22.4 cm	61.9	51.6	54.3	65.5
22.4 cm	62.5	51.5	53.8	65.5
15.1 cm	52.2	41.8	46	53.8
15.1 cm	47.4	41.7	44.8	53.8
15.1 cm	49.1	43	45.6	53.8
15.1 cm	52.2	42.4	44.8	53.8
15.1 cm	50.1	41.9	43.5	53.8
8.4 cm	34.2	30.5	33.3	40.2
8.4 cm	34.8	34.5	33.6	40.2
8.4 cm	34.7	36.4	32.8	40.2
8.4 cm	35.4	34.3	33.4	40.2
8.4 cm	34.6	31.5	33.5	40.2