Science glossary · South Africa
Density
How much mass is packed into a certain amount of space.
Something less dense than water floats; something more dense sinks.
Example: A block of wood floats and a stone the same size sinks, because the stone is denser.
Lessons, worksheets, practice and tools on this: Matter and materials.
Related words
- States of matter: The forms matter takes: solid, liquid and gas.