Part $1$ Data

True Object density $0\mathrm{.}547\frac{g}{c}{m}^3$

Part $1$ Data

True Object density $0\mathrm{.}547\frac{g}{c}{m}^3$

Calculated Object density $(\frac{g}{c}{m}^3)$

Rectangular Blocks

Cylinders

Item diameter $(cm)$

height $(cm)$

volume

mass$(g)$

#$4$

$3\mathrm{.}70$

$(*r^2*h)$

#$5$

$5*10$

$72\mathrm{.}64$

$40*10$

$\frac{1}{2}pt$ for each blank $(11\mathrm{.}5$ pts$)$

Calculations:

Calculate the average density for objects $1-5.$ Show all work. $(5$ pts$)$

Using Eq $1,$ calculate the standard deviation for densities of objects $1-5.$ Show all work. $(10$ pts$)$

Calculate the percent error based on the true density. Show all work. $(2$ pts$)$

What experimental errors affected the accuracy of the determination of density? Give at least two

sources of potential error in complete sentences. $(2pt)$