November 2 -- Ahmad Kilani

So last day we were introduced to a new unit; DENSITY:

So density is basically a unit of calculating mass per volume such as g/L (grams per liter) or pounds/cm3... here's a sample of densities:

From small to big.

So basically, the less dense an object is, then that means it floats on a denser object. Here's a video to demonstrate that: