| A | B |
| malleable | metals are able to form sheets |
| ductile | metals are pulled into wires |
| elasticity | ability of molecules to return to their original position |
| plasma | superheated gas found in stars and lights |
| convection | the movement of heat through fluids |
| thermal expansion | heat causes the space between molecules to increase |
| adhesive forces | attraction of molecules to other molecules of a different substance |
| cohesive forces | attraction between molecules of the same substance |
| surface tension | inward pull of molecules |
| viscosity | friction between molecules of a liquid |