A block of wood has a mass of 8.0 g and a volume of
20.0 cm3. What is the density of the block of wood?

0.4 g/cm³

Explanation:

density = mass / volume

density = 8 g / 20 cm³

density = 0.4 g/cm³

answer; gravity pulls glaciers down hill and as glaciers flow it pick up rocks and soil;