What is the density of wood?
Different kinds of wood cover a very large range of densities. Balsa wood has a very low density of 160
Typical types of wood that are used to make furniture include pine, maple, oak, poplar, and ash. These typically have densities between 400 and 700
The density of water is 1000
Here is a link to a handy table showing a list of the densities of different kinds of wood.