### Specific gravity (video) | Fluids | Khan Academy

Click to view3:10Feb 19, 2016 · So the specific gravity of gold is 19.3. The density of ketchup is 1,400 kilograms per meter cubed. So the specific gravity of ketchup up is 1.4. Note, there's no units for specific gravity, because it's the ratio of one density to another density. So the units cancel each other out. OK, so why even bother defining something called the specific ...

- Author: David SantoPietro