PLEASE HELP ME WITH MY HOMEWORK!!!! 3.Which state of matter expands the MOST on heating?
a)Solid
b)Liquid
c)Gas
d)Metals
4.Which state of matter expands the LEAST on heating?
a)Solid
b)Liquid
c)Mercury
d)Gas
3.gases- Their molecules are already the farthest apart compared with solids and liquids, and small changes in temperature causes these loose molecules.