Question

SOMEON HELP PLSSS

A) Does a material expand or contract when its heated?

B) does a material expand when its contract when its cooled?

C) why do you think it is?

Answer 1

a expand b no because heat can change shape

Answer 2

Answer: A = Expand

B = No

Explanation: It's because, when you heat the material, the molecules expand making the material expand, when it's cooled, the molecules shrink back into what it was before.

(sorry if this isnt what you wanted-)

bye-