ما الخطا فى هذه الجملة

[yaseen828]

if we cool metats they contract

[Ma7moud salama]

If we cool metals they contract

[Blacksmith]

they will contract

[dr_mona]

if we cool metats they contract
no mistake in grammer
bec it isin zero condition

[dr_mona]

او الخطا في الكلمة لانها تكتب metals

[kingter2009]

such sentences should be in the passive

if metals are cooled , they contract

[mskmidomidomsk]

They shrink

[abu manar]

If we cool metals,they contract .