Ramp 1	Ramp 2	Ramp 3	Ramp 4	Ramp 5	Ramp 6	Ramp 7		
Trial 1	63	59	59	59.5	54	56.6	54.1		equations used
Trial 2	60.3	60.5	59.9	55.5	58.5	56.5	57.6		Ep=MgH
Trial 3	59.8	60.6	58.5	56.2	57	55.4	55.5		s=ut+1/2at^2
Trial 4	60.5	59.7	57.5	58	56.5	57.3	55.4		Ek=1/2mv^2
Trial 5	61.5	59.5	57.7	59	58.8	55	57.7		
avg	61.02	59.86	58.52	57.64	56.96	56.16			
standard dev	1.26767504	0.68044103	0.98081599	1.73867766	1.91911438	0.9396808	1.5533834		
avg std dev	1.29711261								
								Units	Equation used/error
Height of Ramp	0.245	0.245	0.245	0.245	0.245	0.245	0.245	m	Measured
Mass of Car	0.0425243	0.0425243	0.0425243	0.0425243	0.0425243	0.0425243	0.0425243	Kg	Measured
Time For car to fall (seconds)	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323		
Energy From Ramp (Ep)	0.102205029	0.102205029	0.102205029	0.102205029	0.102205029	0.102205029	0.102205029	J	Ep=Mgh
Theoretical Frictionless Speed	2.192464367	2.192464367	2.192464367	2.192464367	2.192464367	2.192464367	2.192464367	m/s	Ek=1/2mv^2
Time For car to fall	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323	0.388415323	s	s=ut+1/2at^2
Theoretical Distance After table	0.851586754	0.851586754	0.851586754	0.851586754	0.851586754	0.851586754	0.851586754	m	s=vt
Average of Actual distance from table	0.6102	0.5986	0.5852	0.5764	0.5696	0.5616	0.5606	m	Measured
Actual Speed (m/s)	1.570998786	1.541133846	1.506634692	1.483978532	1.466471498	1.445874988	1.443300425	m/s	v=s/t
Loss of Speed From Friction	0.621465581	0.651330521	0.685829675	0.708485835	0.725992869	0.746589378	0.749163942	m/s	V(theo)-V(act)
									
Actual Ek	0.052475777	0.050499595	0.048263977	0.046823343	0.045725075	0.044449683	0.044291527	J	Ek=1/2mv^2
Loss of Energy From Friction	0.049729252	0.051705434	0.053941052	0.055381686	0.056479953	0.057755346	0.057913502	J	
Efficiency	0.513436349	0.494100883	0.472227027	0.458131495	0.447385769	0.434907005	0.43335957	No units	Ek/Ep=efficiency
Track Distance	52	72.3	92.6	112.9	133.2	153.5	173.8	cm