Density describes how closely packed the particles are in a solid, liquid or gas. in a solid ‐ particles are tightly packed in a regular structure in a liquid ‐ particles are tightly packed but free ...

The following Teaching and Learning Highlight was submitted by Amy Berdos, Assistant Superintendent of Schools. Students at the Ahern Middle School most likely will not forget how to calculate density ...

Part of Physics (Single Science) Unit 1: Density and kinetic theory In everyday life, there are three states of matter - solids, liquids and gases. The differences between the three states are due to ...