Maybe by using a TBB.
Not sure, im small kid, sorry.
One way. Density is mass divided by volume. Determine the mass using a metric balance. Calculate its volume by multiplying its length times its...
Displacement method: 1. Record the mass of the dry solid object 2. Put a known amount of water in a volume measuring device 3. Put the object in the water and measure the new volume 4. Subtract #2...