Questions & Answers about Metallen blir varm i solen.
Because metallen is the definite singular form of en metall.
- en metall = a metal
- metallen = the metal
In Swedish, the definite article is usually attached to the end of the noun as a suffix:
- en bok → boken
- en bil → bilen
- en metall → metallen
So -en here means the.
Blir means becomes or gets, while är means is.
So:
- Metallen blir varm i solen = the metal gets/becomes warm in the sun
- Metallen är varm i solen = the metal is warm in the sun
Using blir focuses on a change of state: the metal was not warm before, but the sun makes it warm.