Does metal expand or contract when heated?

Question

Does metal expand or contract when heated?

Answer 1

Yes it does.  The amount it actually expands and contracts varies depending on the temperture, the thinkness and the types of metal in question.

I am sure other factors may apply.

Answer 2

it like melts

Answer 3

Metal expands when heated

Answer 4

i contract when heated

Answer 5

All things expand as they are heated.

Answer 6

Expands when heated.

Everything does not expand when heated.Water ice contracts when heated!!!

Answer 7

pretty much everything expands on heating.  there are a few exceptions.  The ice to water phase transition is probably the best known exception to the rule.

Answer 8

it expands, because the thermal energy basically makes the atoms move more & faster, and since they need more room the metal expands. unless you heat it up too much, and then it just melts.

Answer 9

expands. Everything that gets heated is expand. Everything that gets cold contracts.

Answer 10

Everything expands when it is heated.